Btech 25XX, 50XX User Manual

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THANK YOU FOR YOUR PURCHASE OF THE BTECH: UV-25X2, UV-

25X4, or UV-50X2. THIS MULTI-BAND RADIO WILL DELIVER

INSTANT RELIABLE COMMUNICATION.

PLEASE READ THIS MANUAL CAREFULLY BEFORE USE

! !

Table!of!Contents! !

Part!I.!Getting!started! 1!

Chapter!1.!–!Getting!Started! 2!

Unpacking!and!Inspecting! 3 UV-25X2:!Overview!of!the!Front!Panel! 4 UV-25X4:!Overview!of!the!Front!Panel! 6 UV-50X2:!Overview!of!the!Front!Panel! 8! UV-25X2!&!UV-25X4:!Overview!of!the!Rear!Ports! 10 UV-50X2:!Overview!of!the!Rear!Ports! 12 Hand!Held!Mic!Keys!and!Description! 14 Color!Display!and!Icon!Descriptions! 15 Antenna!Basics! 17

Grounding!Plane:! 17! Antenna!Requirements! 18

Chapter!2.!–!Basic!Shortcuts!and!Use! 19!

Pound!!#!Key! 19 Star!*!Key! 19

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! ! ! ! !

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ii!

Turning!the!unit!on! 20 Turning!the!unit!off! 20 Adjusting!the!volume! 20

Making!a!call! 21 Channel! selection! 21

Frequency!(VFO)! mode! 21 Channel!(MR)!mode! 22

Monitor!Both!VFO!&!MR!Modes! 23

Chapter!3.!–!Menu!Quick!Review! 24!

Quick!Menu!Settings! 24

Chapter!4.!–!Programming! 32!

Frequency!Mode!vs.!Channel!Mode! 32 Ex:!Programming!a!Channel!Repeater!Offset!with!CTCSS!Tone! 33 Ex.!Programming!a!Simplex!Channel!with!CTCSS!tone! 34

Chapter!5.!–!Other!Settings! 35!

Toggle!from!High!to!Low!Power! 35! Storing!an!FM!Radio!Station!and!Scanning! 35 Keypad!Lock-out! 35 PTT!ID!Setting! 35

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UV-25X2!/!UV-25X4!/!UV-50X2!

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DTMF!RX!Settings! 36 DTMF!TX!Settings! 36 Remote!Stun! 37 Remote!Kill! 38 Remote!Revive! 38 Read!More!About!Remote!Commands! 39 DTMF!Receive!Settings,!Transmit!Setting!(Call!Key)! 39 2TONE!Receive!Settings,!Transmit!Setting!(Call!Key)! 39 5Tone!Receive!Settings,!Transmit!Setting!(Call!Key)! 40

Scanning! modes! 41

Time! operation! 41 Carrier! operation! 41 Search! operation! 42

SKIP!Scanning!Channels! 42 Scanning!a!Frequency!Range!(VFO!Mode)! 42 Tone! Scanning! 43

Scanning!for!CTCSS!and!DCS!Tones/Codes! 43

Dual,!Tri,!and!Quad!Watch!(TMR)! 46

Chapter!6.! -!Selective!calling! 48!

CTCSS! 49

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iv!

DCS! 50 1000Hz,!1450Hz,!1750Hz,!2100Hz! Tone-burst! 52

Part!III.!How-to!and!setup!guides.! 53!

Chapter!7.! - ! Repeaters! 54!

Chapter!8.! - !Application! Specific!Setup! 57!

Commercial!Radio! Setup! 57 Amateur!Radio! Setup! 58 FRS,!GMRS,!MURS,!PMR446! 58

Chapter! 9.!- ! Customization! 60!

Display! 60 Sync!Display!Channels! 62

Appendix!A.! -! Menu!definitions! 64!

Appendix!B.! - ! Technical!specifications! 74!

General! 74

Receiver! 75 Transmit

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! 75

UV-25X2!/!UV-25X4!/!UV-50X2!

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Part!I.!Getting!started!

Part%one%covers%the%basic%setup%and%use%of%your%mobile%two-way%transceiver.%

HAPTER!1!GETTING!STARTED

HAPTER!2!BASIC!USE

HAPTER!3.!–!MENU!QUICK!REVIEW

HAPTER!4.!–!PROGRAMMING

HAPTER!5.!–!OTHER!SETTINGS

! !

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Chapter!1.!–!Getting!Started!

BEFORE PROCEEDING INSURE:

• Qualified!technicians!shall!service!this!equipment!only.!Do!not!modify!the!radio!for!any!

reason.!

• Use!only!BTECH!supplied!or!approved!accessories.!

• Turn!off!your!radio!prior!to!entering!any!area!with!explosive!and!flammable!materials.!Do!

NOT!USE!your!transceiver!at!a!gas/fuel!station!

• For!vehicles!with!an!air!bag,!do!not!mount!your!radio!in!the!area!over!an!air!bag!or!in!the!

air!bag!deployment!area.!

• Do!not!expose!the!radio!to!direct!sunlight!over!a!long!time,!nor!place!it!close!to!a!heating!

source.!

• If!the!unit!emits!smo k e!or!an!odor,!you!should!imm ed iately!cut!off!the!pow er!sup ply.!Th en !

send!the!radio!to!the!nearest!service!center!or!dealer!

• Do!not!operate!the!mobile!transceiver!on!high!power!unless!it!is!necessary.!Do!not!transm it!

for!long!periods!of!time,!as!it!may!overhea t!the !trans ceive r. !

• Keep!the!unit!away!from!dusty,!damp!and!wet!environments!

• Use!the!correct!power!supply!(~13.8V);!do!not!use!incorrect!or!higher!voltage!(e.g.!24V)!!

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UV-25X2!/!UV-25X4!/!UV-50X2!

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Unpacking and Inspecting

• Please!check!the!packaging!of!your!radio!for!any!signs!of!damage.!

• Carefully!open!the!box,!and!confirm!your!received!the!items!listed!below.!

• If!you!find!the!radio!or!the!inclu de d!accessories!are!damaged!or!lost,!immediately!contact!

your!dealer.!

Whatʼs in the Box

% %%%%%%%%%%%%%%%%%%%%**UV-25X2%(Not%Pictured)%

UV-25X4%%%% %%%%%%% %%%%%%%%%%%%%UV-50X2

!!!!!!!!!!! !

Mobile!Radio!!

Microphone!

%%%%%%%%%%%%%%%%%%%%UV-25X4/UV-25X2*%%%%%%%%%%%%or%%%%%%%%%%%%%%%%%%%%%%%UV-50X2**

*!Power!Cable!(Cig!Adapter!for!UV-25X2,UV-25X4)! **!Power!Cable!(Direct!Connect!for!UV-50X2)!! !

Mounting!Screws!!!!!!!!!!Mounting!Bracket!

!!!!!!!!!!!!!!and!Fuse

!!!!!!!!! !

!!!!!!!!!!!!! !

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UV-25X2:!Overview!of!the!Front!Panel!

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UV-25X2!/!UV-25X4!/!UV-50X2!

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1. V/M!Mode!Switch!

(Channel/Frequency)!

2. Monitor!function!

3. Call!key!

4. FM!radio!function!key!

5. Power,!On/Off!Press!+!Volume!Knob!

6. Exit!Menu!+!A/B/C/D!signal!switching!

+!alarm!function!

7. Display!screen!

8. Microphone!Connector!

9. Confirm!Key!Press!+Main!Selector!

(Menu!Knob)!!! ! ! !

:!when!in!standby,!press!to!send!caller! ID!(ANI)!in!the!selected !s ign a lin g !m o d e ;!while! transmitting,!press!to!send!activate!signaling.!!

:!press!to!turn!on!th e!s q u e lch ,!r epeat!to!

turn!off!the!squelch.!!

!:!press!to!switch!between!channel!

mode!and!frequency!mode.!!

:!press!to!choose!between!A,B,C,!or!D!

frequencies!!---!Or!exit!function!mode.!!

:!press!to!enter!and!exit!FM!radio! ! ! ! !

RJ45!Connector:! !

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UV-25X4:!Overview!of!the!Front!Panel!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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1. Power,!On/Off!Press!+!Volume!Knob!

2. V/M!Mode!Switch!

(Channel/Frequency)!

3. Confirm!Key!Press!+Main!Selector!

(Menu!Knob)!!!

4. Monitor!function!

5. FM!radio!function!key!

6. Display!screen!

7. Call!key!

8. Exit!Menu!+!A/B/C/D!signal!switching!

+!alarm!function!

9. Microphone!Connector!

! !

:!when!in!standby,!press!to!send!calle r! ID!(ANI)!in!the!selected !s ign a lin g!mod e;!while! transmitting,!press!to!send!activate!signaling.!!

:!press!to!turn!on!th e!s q u e lch ,!r epeat!to!

turn!off!the!squelch.!!

!:!press!to!switch!between!channel!

mode!and!frequency!mode.!!

!:!press!to!choose!between!A,B,C,!or!D!

frequencies!!---!Or!exit!function!mode.!!

:!press!to!enter!and!exit!FM!radio!

RJ45!Connector:

! !

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UV-50X2:!Overview!of!the!Front!Panel!

! ! ! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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! !

1. Power,!On/Off!Press!+!Volume!Knob!

2. V/M!Mode!Switch!

(Channel/Frequency)!

3. Confirm!Key!Press!+Main!Selector!

(Menu!Knob)!!!

4. Monitor!function!

5. FM!radio!function!key!

6. Display!screen!

7. Call!key!

8. Exit!Menu!+!A/B/C/D!signal!switching!

+!alarm!function!

9. High!/!Lower!Power!Switch!+!Lock!

10. Microphone!Connector!

11. DATA,!Programming!Jack:!PC-04!

Programming!Cable!Jack!

! !

:!when!in!standby,!press!to!send!calle r! ID!(ANI)!in!the!selecte d !sig n alin g !mode;!while! transmitting,!press!to!send!activate!signaling.!!

:!press!to!turn!on!th e!s q u e lch ,!r epeat!to!

turn!off!the!squelch.!!

!:!press!to!switch!between!channel!

mode!and!frequency!mode.!!

!:!press!to!choose!between!A,B,C,!or!D!

frequencies!!---!Or!exit!function!mode.!!

:!press!to!enter!and!exit!FM!radio!

:!press!to!toggle!high /lo wer!power!;!

hold!to!key-lock/or!key-unlock!

RJ45!Connector:!

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UV-25X2!&!UV-25X4:!Overview!of!the!Rear!Ports!

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UV-25X2!/!UV-25X4!/!UV-50X2!

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! ! !

1. TRRS!Line!Out:!Includes!

PTT/Microphone/Audio-out/GND!

2. DATA,!Programming!Jack:!PC-04!

Programming!Cable!Jack!

3. Cooling!Fan!

4. SO-239!RF!Antenna!Connector:!

Connects!to!PL-259!Antennas!!

5. DC!Power!Input!(13.8V!–!7A!Peak)!

! ! !

! ! ! !

TRRS!Line-Out!Connector:.!!

Programming!Cable:!

PC-04!Cable!available!at:!www.baofengtech.com/accessories!! ! Programming!software!available!at:!www.baofengtech.com/download!! ! !

11!

12!

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UV-50X2:!Overview!of!the!Rear!Ports!

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UV-25X2!/!UV-25X4!/!UV-50X2!

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! ! !

1. SO-239!RF!Antenna!Connector:!

Connects!to!PL-259!Antennas!!

2. DC!Power!Input!(13.8V!–!20A!Peak)!

3. TRRS!Line!Out:!Includes!

PTT/Microphone/Audio-out/GND!

4. Cooling!Fan!

! ! !

TRRS!Line-Out!Connector:.!!

Programming!Cable:!

PC-04!Cable!available!at:!www.baofengtech.com/accessories!! ! Programming!software!available!at:!www.baofengtech.com/download!!

13!

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Hand Held Mic Keys and Description

1 “MENU”:!Function!key!!

VFO/MR!Toggle!!(Long!Press)!

2 “UP”:!Higher!frequency!! 3 “DOWN”:!Lower!frequency!! 4 “EXIT”:!Exit!the!AB!channel!switch,!alarm!

function!!

Alarm!Activate!(Long!Press)!

5 “*/SCAN”:!Scanning!function! 6 “#/LOCK”:!High!/!Low!Power!Toggle!

Keyboard!Lock!!(Long!Press)!

7 “0”:!Number!0! 8 !“1”:!Number!1! 9 “2”:!Number!2! 10 “3”:!Number!3! 11 “4”:!Number!4! 12 “5”:!Number!5! 13 “6”:!Number!6! 14 “7”:!Number!7! 15 “8”:!Number!7! 16 “9”:!Number!9!

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Color!Display!and!Icon!Descriptions!

The!Top!Line!on!the!LCD!will!show!the!current!selected!channel’s!settings!at!a!glimpse:!

15!

Icon! Description! Icon! Description! Ico

Channel!allowed!to!TX!and!RX!

Channel!allowed!to!RX!Only!!

Channel!allowed!to!TX!Only!

Channel!disabled!to!TX!or!RX!

! !

Keypad!is!Locked!

CTCSS!Enabled!(TX,RX!or!Both)!

Battery!Strength!(Weak!Battery!Indicator)!

DCS!Enabled!(TX,RX!or!Both)!

Transmit!Power:!Low!

Transmit!Power:!High!

2Tone!Calling!Enabled!

5Tone!Calling!Enabled!!

DTMF!Calling!Enabled!

Description!

Positive!Offset!(Freq.!Mode)!

Negative!Offset!(Freq.!Mode)!

Offset!Enabled!(Chan.!Mode)!

Channel!set!to!Narrowband!!

Channel!set!to!Wideband!!

Channel!Reverse!Enabled!

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17!

Antenna Basics

Your!Mobile!Radio!Kit!does!not!include!an!Antenna.!It!is!VERY!Important!to!NOT!transmit!without!a! antenna!or!dummy!load!attached!to!the!mobile!radio.!Doing!so,!will!cause!harm!to!the!internal! components!of!your!radio.! ! You!will!want!to!choose!a!suitable!antenna!for!the!bands!you!plan!on!transmitting!and!receiving!on.! If!you!plan!on!transmitting!on!145MHz!you!will!want!to !en s u re!you!have!picked!an!antenna!that! states!it!is!capable!of!working!with!145MHz.!If!an!antenna!is!no t!p r o p e rly!t u n e d !fo r!t h e!f re q u e n cy ! you!transmit!on!–!it!can!cause!dam ag e !with!the!reflected!power!going!back!into!th e !ra d io .! !

Pick!an!antenna!with!SWR!of!less!than!1.5:1!to!safely!transmit.!!

Grounding!Plane:!

Antennas!require!an!appropriate!grounding!plane!to!properly!work:! !

Magnetically Mounted Antennas:

These!antennas!must!be!grounded!to!a!metal!surface,!such!as!a!vehicle!body.!Magnetic!base! antennas!do!not!properly!operate!unless!they!are!fully!magnetically!gro u nd ed !first.! !

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! !

NMO or PL-259 Base Antennas:

These!antennas!will!normally!require!a!base!or!mobile!hardware!kit.!These!kits!are!grounded!either! through:!drill!or!clamp!inserts!on!vehicles,!magnetically!mounted,!or!available!as!stationary!base! hardware!kits.!Some!antennas!may!include!a!base!station!grounding!p la ne !k it.!! !

Antenna!Requirements!

Antenna!SWR!Rating:!1.5:1!or!less!(on!the!radio!frequencies!in!use.)! Antenna!Impedance:!50!ohm!(use!50!ohm!rated!coax!and!coax!connectors)! Antenna!Grounding:!Ensure!the!antenna!is!mounted!with!a!grounding!plane! Visually!Inspect!Coax/Connectors!for!any!Slits!or!Damage!–!moisture!should!not!be!allowed!to! penetrate!fittings!or!your!coax!! ! To!maximize!the!life!of!your!radio,!it!is!important!to!understand!antenna!basics!before!transmitting! on!your!radio,!transmitting!without!an!antenna,!or!with!high!SWR!(Standing!Wave!Ration)!–!can! void!warranty!support.! ! An!Active!SWR!Meter!is!a!great!tool!to!have!when!selecting!an!antenna!for!your!needs.!You!can! monitor!and!confirm!that!your!SWR!is!within!safe!levels!when!setting!up!your!radio!for!the!first! time!(periodically!checking!SWR!and!yo ur!a nten n a!set-up!is!advised)!!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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19!

Chapter!2.!–!Basic!Shortcuts!and!Use!

Pound!!#!Key!

Keypad! Lock!

To!enable!or!disable!the!keypad!lock,!press!and!hold!the! !key!for!about!two!seconds.! ! A!quick!toggle!of!the!#!will!alternate!power!levels!from!High!power!to!Low!power!! ! The!keypad!lock!will!lock!both!the!main!radio!buttons!itself!and!also!the!handheld!keypad.! ! The!PTT/MONI/and!Power!Buttons!will!not!be!locked!when!enabled.!

Star!*!Key!

A!sh ort!momentary!press!of!the!key!enables!the!reverse!function!(reve rses !the!T X/ RX !settin gs! according!to!Offset!settings)!!

When!liste n in g! to!broadcast! FM ! a!momentary!press!will!start!the!scanning.! Scanning!in! broadcast! FM!will!stop ! as! soon!as! an! active!station!is! fou nd !

To!enable!scanning,!press!and!hold!the! !key!for!about!two!seconds!

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! !

Turning!the!unit!on!

To!turn!the!unit!on,!simply!push!and!hold!the!volume!knob!until!it!turns!on.!If!your!radio!powers!on! correctly!there!should!be!an!audible!tone!after!about!one!second!and!the!display!will!show!a! message!or!flash!the!LCD!depending!on!settings! !

Turning!the!unit!off!

To!turn!the!unit!off,!simply!push!and!hold!the!volume!knob!until!it!turns!off.!The!unit!is!now!off.! !

Adjusting!the!volume!

To!turn!up!the!volume,!turn!the!volume!knob!clock-wise.! To!turn!the!volume!down,!turn!the!volume/power!knob!coun ter-clock-wise.!!

By%using%the%monitor%function%(MONI%button),%you%can%more%easily%adjust%your%volume%by% adjusting%it%to%the%un-squelched%static.%

! !

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21!

Making!a!call!

Press!and!hold!the!PTT!button!on!the!side!of!the!handheld!mic!to!transmit.!While!transmitting,! speak!approximately!3-5cm!(1-2!inches)!from!the!microphone.!When!you!release!the!PTT!your! transceiver!will!go!back!to!its!receive!mode.! !

Channel!selection!

There!are!two!modes!of!operation:!Frequency!(VFO)! mode,!and!Channel!or!Memory!(MR)!mode.!

For!everyday!use,!Channel!(MR)!mode!is!going!to!be!a!whole!lot!more!practical!than!Frequency!(VFO)! mode.!However,!Frequency!(VFO)!mode!is!very!handy!for!experimentation!out!in!the!field.! Frequency!(VFO)!mode!is!also!used!for!programming!channels!into!memory.!For!details!on!how!to! program!your!transceiver!see!Chapter!4,!Programming.!

Ultimately!which!mode!you!end!up!using!will!depend!entirely!on!your!use!case.!

Frequency!(VFO)!mode!

In!Frequency!(VFO)!mode!you!can!navigate!up!and!down!the!band!by!using!the! !and! !keys! (or!rotating!the!selector!knob).!Each !p res s!(or!rotation!click)!will!increment!or!decrement!your! frequency!according!to!the!frequen cy ! step!you've!set!your! transce iver! to !(Menu!Item!1:!Step)!

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! You!can!also!input!frequencies!directly!on!your!numeric!keypad!with!kilohertz!accuracy.!However,! the!radio!will!floor!to!the!nearest!frequency!that!corresponds!to!your!frequency!step,!in!other! words,!when!you!input!frequencies!with!greater!than!1kHz!resolution!(such!as!145.6875!MHz!in!the! example!below),!always!round!your!input!up.! !

Just%because%you%can%program %in%a %cha nn el%does%not%mean%you're%automatically%authorized% to%use%that%frequency.% % Transmitting%on%frequencies%you're%not%authorized%to%operate%on%is%illegal,%and%in%most% jurisdictions%a%serious%o ffe n ce .%If%y o u %ge t%c a u g ht %tra n s m it tin g %w it ho u t %a%lic e n se %yo u %c a n %an d % will%get%fined,%and%in%worst%ca se %s en t %to %ja il.% % However,%it%is%legal%in%most%jurisdictions%to%listen.%Contact%your%local%regulatory%body%for% further%information%on%what%law s,%rules %and %reg ula tion s%ap p ly%to%yo u r%area .%

Channel!(MR)!mode!

The!use!of!Channel!(MR)!mode!is!dependent!on!actually!having!programmed!in!som e!chan nels! to! use.!To!find! out!more! on! how!to!program!channels! see!Chapter!4,! Programming.!

! !

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! Once!you!have!channels!programmed!and!ready,!you!can!use!the! !and! !keys!to!navigate! between!channels!(or!Rotate!the!Selector!Knob)! !

If%you%have%channels %p ro g ra mmed%with%Trans m it %p ower%set%to%Low,%you%c a n %u se %th e % %key% to%momentarily%switch%over%to%high%power%if%you're%having%trouble%getting%through.%

23!

! Monitor!Both!VFO!&!MR!Modes!

You!can!toggle!from!VFO!and!MR!(Memory!Recall)!mode!by!either!pressing!the!V/M!button!on!the! front!of!your!radio,!or!you!can !t o g gl e !modes!from!the!Handheld!Mic!by!a!long!press!of!the!‘Menu’! button.! ! The!VFO/MR!mode!will!only!toggle!on!the!current!selected!A/B/C/D!line!–!while!the!other!channel! lines!will!remain!on!ch an n e l!o r!memory!mode!as!th e y !w e re !se lec te d . ! !

This!allows!you!to!monitor!channel!and!frequency!mode!simultaneously!!

! !

24!

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Chapter!3.!–!Menu!Quick!Review!

Quick!Menu!Settings!!

(Full%Definitions%in%Appendix%A)%%

To#set#the#Menu#options#from#the#Mobile#body#use#the#M#Press#the#selector#knob#on#

the#radio#body#(or#the#Menu#Key#on#the#microphone)#to#select#and#confirm#the#

changes,#while#rotating#the#selector#knob#(or#using#the#microphone#arrow#keys)#

will#change#your#settings.##

0. [Enter!Menu]+![0]!:!TMR!–! Th is!mode!selects!what!displays!are!monitored!in!the!

background!besides!the!primary!selected!channel.!You!can!mix!and!match!between!all!or! partial!channels!to!allow!dual,!tri,!or!quad!watch!!

1. [Enter!Menu]+![1]!:!STEP!–!set!the!frequency!increments!step!in!VFO!mode:!2.5kHz,!5kHz,!

6.25kHz,!10kHz,!12.5kHz,!25kHz!selectable.!!

2. [Enter!Menu]+![2]!:!SQL!–!Sets!the!receiver!squelch!level:!0!is!OFF,!1!is!the!lowest!setting!

through!9!which!is!the!highest!setting.!

3. [Enter!Menu]+![3]!:!TXP!–!Sets!the!transmit!power!setting!from!HIGH!to!LOW.!!

4. [Enter!Menu]+![4]!:!AUTOLK!–!Keypad!auto-loc k!se tt ing .!T his !ac tiv at es !th e!k ey p a d!a u to-lock!

feature,!which!lock!the!keypad !af te r!8!se c o n ds !o f!no !u se ;!p re ss ing!the!#!key!for!2!seconds!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

will!release!the!auto!lock.!

5. [Enter!Menu]+![5]!:!TOT!-!transmission!time-out!timer.!Sets!the!maximum!transmit!time!

from!15!to!600!seconds!(15!second!step s).! !

6. [Enter!Menu]+![6]!:!APO!–!Auto!Power!Off!powers!off!the!radio!after!a!predetermined!time!

with!no!receiver!activity.!(30!>!300!minutes)!

7. [Enter!Menu]+![7]!:!WN!- !WIDE!or!NARROW!band!width!settings!(12.5/25khz).!!

8. [Enter!Menu]+![8]!:!ABR!–!Unused!Setting!

9. [Enter!Menu]+![9]!:!BEEP!-!turns!key!beeps!OFF!or!ON.!

10. [Enter!Menu]+![1]!+![0]!:!R-DCS!-!DCS!receive/squelch!settings.!Options!include!the!D023N-

D754N!positive!sequence!and!the!D023I-!D754I!reversed!sequence.!!

11. [Enter!Menu]+![1]!+![1]!:!R-CTCS!-!CTCSS!receive/squelch!settings.!Selectable!from!67.0HZ-

254.1HZ.!you!can!use!the!keypad!to!quickly!enter!in!the!desired!setting!!

12. [Enter!Menu]+![1]!+![2]!:!T-DCS!-!DCS!transmit!settings.!Options!include!the!D023N-D754N!

positive!sequence!and!the!D023I-!D754I!reversed!sequence.!

13. [Enter!Menu]+![1]!+![3]!:!T-CTCS!CTCSS!transmit!settings.!Selectable!from!67.0HZ-254.1HZ.!

you!can!use!the!keypad!to!quickly!enter!in!the!desired!setting!!

14. [Enter!Menu]+![1]!+![4]!:!DTMFST!–!DTMF!transmit!tone!settings.!!

OFF:!!No!tones!heard!throug h !th e !sp e a ke r !w h e n !tr an s mitting.!!KEY:!!Only!manually!keyed! DTMF!codes!are!heard.!!ANI:!!Only!automatically!keyed!DT MF!codes!are!heard.!! BOTH:!!A ll! DTMF!codes!are!heard.!!

15. [Enter!Menu]+![1]!+![5]!:!BCL!-!busy!channel!lock-!out.!If!you!have!this!turned!on!the!

25!

26!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

transmitter!will!not!transmit!if!a!channel!is!receiving!at!the!tim e!

16. [Enter!Menu]+![1]!+![6]!:!SC-ADD!-!scan!settings.!OFF:!This!removes!the!channel!from!the!

scan!list.!!ON:!This!adds!the!channel!to!scanning!list.!!

17. [Enter!Menu]+![1]!+![7]!:!SC-REV!–!Scanning!settings.!TO:!time!out!scan,!after!the!stopping!

on!an!active!signal,!scanning!will!resume!after!a!few!seconds.!CO:!Scanning!will!stop!on!a! carrier!channel!and!will!resume!after!the!carrier!channel!stops!receiving!SE:!Scanning!will! stop!once!an!active!carrier!channel!is!found.!

18. [Enter!Menu]+![1]!+![8]!:!OPTSIG!–!Turn!on!the!optional!signaling.!OFF!the!channel!or!mode!

will!not!use!optional!signaling!DTMF:!DTMF!signaling!required.!2TONE:!2!tone!signaling! required.!!5TONE:!!5!tone!signaling!required.!!(PC!pro gra m m ing !is!requ ired!to !spec ify!the! DTMF,!2Tone,!and!5Tone!settings)!

19. [Enter!Menu]+![1]!+![9]!:!SPMUTE!–!Sq uelch!settings!when!combining!standard!and!

optional!tones.!QT:!The!squelch!will!open!for!just!a!CTCSS!or!DCS!Receive!tone.!!AND:!This! requires!both!the!optional!tone!settings!(Me nu !20)!a nd !CTC SS /D C S!settings!to!be!received.! OR:!If!a!either!the!DCS/CTCSS!or!optional!signaling!is!received!the!squelch!will!open!!

20. [Enter!Menu]+![2]!+![0]!:!PTT-ID!-!PTT-ID!t ra n smit!setting.!OFF:!no!ID!c o d e !se n t!when!

transmitting.!BOT:!send!ID!code!at!Beginning !of!Tra nsmit.!!EOT:!send!ID!code!at!End !of! Transmit.!!BOTH:!send!ID!code!at!both!beginning!and!end!of!transmit.!(PTTID!code! information!can!only!be !se t!b y!th e !PC !s of tw a re )! !

21. [Enter!Menu]+![2]!+![1]!:!PTT-LT!-!PTT-ID!trans m it !d e lay !se t tin g .!(D e la y!T ime!range!is!0-30!

seconds.).!This!is!the!delay!time!before!transmitting!the!PTTID!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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22. [Enter!Menu]+![2]!+![2]!:!S-INFO!-!Signal!information!and!automatic!dialing!memory.!1-15!

group!signal!code/decode!memory.!The!memory!list!is!programmed!through!software.!

23. [Enter!Menu]+![2]!+![3]!:!EMC-TP!-!alarm!mode!settings.!ALARM:!turns!on!the!alarm!sound!

on!the!device!itself.!ANI:!Sends!the!Alarm!and!PTTID!through!the!Transmitter.!BOTH:! combines!both!of!the!options!above.!OFF:!Disables!alarm!

24. [Enter!Menu]+![2]!+![4]!:!EMC-CH!-!alarm!channel!setting.!This!is!the!cha n n e l!th at !the !a lar m !

will!transmit!the!PTTID!and!Alarm!sound!on!!

25. [Enter!Menu]+![2]!+![5]!:!SIG-BP!–!Pager!Ring!at!Reception!of!Matching!2Tone/5Tone/DTMF!

(on/off)!!

26. [Enter!Menu]+![2]!+![6]!:!CHNAME!-! ch annel!nam e!edit.!!

27. [Enter!Menu]+![2]!+![7]!:!CA-MDF!-!Display!Mode!(Display!A)!-!FREQ:!displays!Frequency.!!

CH:!displays!channel!number.!!NAME:!displays!assigned!channel!name.!

28. [Enter!Menu]+![2]!+![8]!:!CB-MDF!-!Display!Mode!(Display!B)!-!FREQ:!displays!Frequency.!!

CH:!displays!channel!number.!!NAME:!displays!assigned!channel!name.!

29. [Enter!Menu]+![2]!+![9]!:!CC-MDF!-!Display!Mode!(Display!C)!-!FREQ:!displays!Frequency.!!

CH:!displays!channel!number.!!NAME:!displays!assigned!channel!name.!

30. [Enter!Menu]+![3]!+![0]!:!CD-MDF!-!Display!Mode!(Display!D)!-!FREQ:!displays!Frequency.!!

CH:!displays!channel!number.!!NAME:!displays!assigned!channel!name.!

31. [Enter!Menu]+![3]!+![1]!:!LANGUA!–!Language!Display!Mode!(English!or!Chinese)!

32. [Enter!Menu]+![3]!+![2]!:!SYNC!–!With!this!2!Channel!lines!can!be!synched!together!(A+B,!

C+D,!A+B!and!C+D)!(use!in!conjunction!with!Menu!27!through! 30!to!display!the!channel!

27!

28!

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name!and!frequency!simultaneously)!

33. [Enter!Menu]+![3]!+![3]!:!MAINFC!–!Main!LCD!Display!Foreground,!Text!Color:!Color!options!

are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

34. [Enter!Menu]+![3]!+![4]!:!MAINBC!Main!LCD!Display!Background!Color:!Color!options!are!

BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!!

35. [Enter!Menu]+![3]!+![5]!:!MENUFC!-!Menu!LCD!Display!Foreground,!Text!Color:!Color!

options!are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY.!

36. [Enter!Menu]+![3]!+![6]!:!MENUBC!-!Menu!LCD!Display!Background!Color:!Color!options!are!

BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

37. [Enter!Menu]+![3]!+![7]!:!STA-FC!–!Status!Bar!LCD!Display!Foregrou n d ,!Te xt!C o lo r:! Color!

options!are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

38. [Enter!Menu]+![3]!+![8]!:!STA-BC!-!Status!Bar!LCD!Display!Background!Color:!Color!options!

are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

39. [Enter!Menu]+![3]!+![9]!:!SIG-FC!–!Signal!Bar!LCD!Display!Foreground,!Text!Color:!Color!

options!are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

40. [Enter!Menu]+![4]!+![0]!:!SIG-BC!-!Signal!Bar!LCD!Display!Background!Color:!Color!options!

are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

41. [Enter!Menu]+![4]!+![1]!:!RX-FC!Receive!Active!Channel!Foreground,!Text!Color:!Color!

options!are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

42. [Enter!Menu]+![4]!+![3]!:!TX-FC!-!Transmit!Active!Channel!Foreground,!Text!Color:!Color!

options!are!BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!INDIGO,!PURPLE,!GRAY!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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43. [Enter!Menu]+![4]!+![3]!:!Transmit!Display!–!Status!Bar!Numerical!Display!Options!(Power!

Level!or!Mic!Level)!

44. [Enter!Menu]+![4]!+![4]!:!MEM-CH!-!saves!the!selected!channel.!

45. [F!Key}!+![4]!+![5]!:!DEL-CH!-!deletes!the!selected!channel!

46. [Enter!Menu]+![4]!+![6]!:!!SFT-D!-!Frequency!difference!direction!setting.!!OFF:!no!frequency!

difference.!(+):!Transmit!offset!amount!will!be!a!po s itive !o ffs et!(h ig h e r!th an !th e !re ce ive ! frequency).!( receive!frequency).!!

47. [Enter!Menu]+![4]!+![7]!:!OFFSET!-!difference!between!the!transmit!and!receive!frequency.!!!

48. [Enter!Menu]+![4]!+![8]!:!A N I!–!Displays!the!radio!ID!code.!Code!only!can!set!by!PC!

software.!

49. [Enter!Menu]+![4]!+![9]!:!ANI-L!-!ID!code!le n g th .!L e n gt h !=!3 ,!4 ,!5 .!

50. [Enter!Menu]+![5]!+![0]!:!REP-S!–!Tone!burst!repeater!settings.!!Pressing!CALL!will!send!a!

predetermined!tone.!Options!are!1000!Hz,!1450!Hz,!1750!Hz,!2100!Hz.!!

51. [Enter!Menu]+![5]!+![1]!:!REP-M!-!repeater!forwardin g!m o de !setting.!U sed !in!co nju nctio n!

with!two!radios!connected!as!a!repeater.!!OFF:!turned!off.!!CARRI:!forwards!after!!it! receives!a!carrier!call.!!CTDCS:!forwards!after!it !re ce iv e s!c o rre c t!C T / D C S !to n e !!TONE:! forwards!after!it!receives!the!correct!2Tone!or!5T on e.!! DTMF:!for w a rd s !a fte r!it !re ce iv e s!t h e! assigned!DTMF!code.!!!

52. [Enter!Menu]+![5]!+![2]!:!TMR-MR!–!Transmit!Delay!Return!time.!Delay!time!before!

:!Transmit!offset!will!be!a !n e g at ive !o ff se t!(a mount!will!be!!lower!th a n !th e !

29!

30!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

returning!to!the!primary!channel!after!the!secondary!signal!is!clear.!(PTT!Return!Time)!

53. [Enter!Menu]+![5]!+![3]!:!STE!-!Squelch!Tail!Elimination!at!the!end!of!a!received!signal.!

Requires!both!transmitting!radios!to!have!the!option!ON.!!

54. [Enter!Menu]+![5]!+![4]!:!RP-STE!-!Repeater!Squelch!Tail!Elimination!requires!a!repeater!

with!this!function!ON.!(Reverses!the!CT/DCS!settings!at!the!end!of!a!transmission!to!quickly! turn!of!the!squelch)!

55. [Enter!Menu]+![5]!+![5]!:!RPT-DL!–!Repeater!Squelch!Tail!Eliminator!Delay!time.!(use!with!

Menu!46)!!

56. [Enter!Menu]+![5]!+![6]!:!DTMF-G!–!Adjust!the!gain!of!the!DTMF!tones.!Selectable!from!0-

60.!0!being!the!quietest!level!and!60!being!the!loudest!modulated!DTMF!tones.!

57. [Enter!Menu]+![5]!+![7]!:!M-GAIN!–!Adjust!the!gain!the!the!Microphone.!Selectable!from!0-

127.!0!being!the!quietest!level!and!127!being!the!loudest!modulated!microphone!audio.!

58. [Enter!Menu]+![5]!+![8]!:!SKIPTX!–!Quad!Frequency!Operation:!Randomize!transmitting!

channels!-!with!another!corresponding!mobile!on!the!same!4!channels!transmissions!can!be! spread!apart!on!the!four!channels!in!2!modes.![Off,!Skip!1!(Randomizes!in!between!after! both!transmitting!and!receiving),!Skip!2!(Each!PTT!Press!will!systematically!go!to!the!next! channel!(PTT!(A),!PTT!(B),!PTT!(C),!PTT!(D),!PTT(A),!et.)!

59.

[Enter!Menu]+![5]!+![9]!:!SC-MOD!–!Automatic!Scan!Resume!Method

:!Off!(Scan!cancels! with!key!press,!or!reboot),!PTT-SC!(Scanning!will!resume!after!transmitting!!(or!other! Menu!Operations),!MEM-SC!(Scan!Memory!during!Radio!Reboot:!If!scanning!was!active! when!the!radio!was!powered!down,!the!radio!wil!resume!scanning!on!restart.!!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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(Scanning!also!resumes!after!transmitting!or!other!Menu!Operation s) ,!P ON-SC!(Power! On!Scan:!The!radio!will!start!scanning!upon!turning!on!-!no!matter!what!state!it!was!in! when!powering!down.!Also!the!radio!will!scan!after!Menu!operations!or!Transmitting)!

60.

! !

![Enter!Menu]+![6]!+![0]!:!RESET!–!Reset!all!VFO!settings!or!ALL!settings!(channels!deleted! and!VFO!settings!cleared)!

31!

32!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Chapter!4.!–!Programming!

Frequency Mode vs. Channel Mode

Switch%between%Modes%by%Using%the%V/M%Front%Panel%Button%

These%two%modes%have%different%functions%and%are%often%confused.%

! Frequency!Mode!(VFO)!-!Used!for!a!temporary!frequency!assignment,!such!as!a!test!frequency!or! quick!field!programming!if!permitted.!!

Channel!Mode!(MR)!-!Used!for!selecting!preprogrammed!channels.!!

LL!PROGRAMMING!

OPTION!OF!ASSIGNING!THE!ENTERED!DATA!TO!A!SPECIFIC!CHANNEL!FOR!ACCESS!IN!THE!CHANNEL!MODE

ALL!TONES,!

PROGRAMMING!CHANNELS!ARE!DIFFERENT!FROM!THE!VFO!SETTINGS;!THE!OFFSET!SETTINGS!ARE!NOT!STORED,!

INSTEAD!YOU!ENTER!A!TX!FREQUENCY!DIRECTLY!

! !

MUST

TX/RX!T

!BE!INITIALLY!DONE!IN!THE!FREQUENCY!MODE!

ONES,!SQUELCH,!AND!!POWER!SETTINGS!ARE!ADJUSTABLE!ON!SAVED!CHANNELS!IN!

HANNEL!MODE

(E.G.!145.000!RX

FREQUENCY!OF!

145.600).!

(VFO)!ONLY.!F

!WITH !AN!OFFSET!O F!

ROM!THERE!YOU!HAVE!THE!

(+)!.600

!WOULD!BE!A!TX!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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33!

Ex: Programming a Channel Repeater Offset with CTCSS

Tone

EXAMPLE!New!memory!in!Channel!99:!

RX!=!145.000!MHz!

TX!=!145.600!MHz!(This!is!a!(+!.600)!Offset)!

TX!CTCSS!tone!123.0!

1. Change!from!Menu!to!Menu!by!pressing!the![EXIT/AB]!butto n.!

2. Set!radio!to!VFO!Mode!!by!pressing![V/M]!!

Channel%number%at%the%right%will%disappear.%

3. Menu%45! [M]! 9!9! [M]! [EXIT]!! !Deletes!Prior!Data!in!channel!(Ex.!99)!

4. Menu!13! [M]! 123.0! [M]! [EXIT]!! !Selects!desired!TX!encode!tone!%

5. Enter!RX!frequency!(Ex.!145000)%

6. Menu!44! [M]! 9!9! [M]!Enter!the!desired!channel!(Ex!99)% Ø [EXIT]! RX!has!been!added%

7. Enter!TX!frequency!(Ex.!145600)%

8. Menu!44! [M]! 9!9! Enter!the!same!channel!(Ex!99)% Ø [EXIT]! TX!has!been!added%

9. [V/M]!!Return!to!MR!Mode.!Channel!number!will!re-appear.!

! !

34!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Ex. Programming a Simplex Channel with CTCSS tone

EXAMPLE!New!memory!in!Channel!99:!

RX!=!446.000!MHz!

TX!CTCSS!tone!123.0!

1. Change!from!Menu!to!Menu!by!pressing!the![EXIT/AB]!button.!

2. Set!radio!to!VFO!Mode!!by!pressing![V/M]!!

Channel%number%at%the%right%will%disappear.%

3. Menu%45! [M]! 9!9! [M]! [EXIT]!! !Delete!Prior!Data!in!channel!(Ex.!99)!

4. Menu!13! [M]! 123.0! [M]! [EXIT]!! !Select!desired!TX!encode!tone!(Ex!123!

CTCSS)%

Ø Use![A/B]!to!select!Upper!display!->!Enter!RX!frequency!(Ex.!446000)%

5. Menu!44! [M]! 9!9! [M]! !Enter!the!desired!channel!(Ex!99)% Ø [EXIT]! Channel!has!been!added%

6. ![V/M]!Return !to !M R !M o d e .!Channel!number!will!re-appear.!

! ! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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35!

Chapter!5.!–!Other!Settings!

Toggle!from!High!to!Low!Power!

A!quick!press!of!the!Microphone!‘#’!will!alternate!power!levels!from!High!power!to!Low!pow er!! !

Storing!an!FM!Radio!Station!and!Scanning!

Use!PC!software!to!store!FM!radio!channels!names,!you!can!name!th e !F M!channel!and!in s te a d !o f ! display!the!frequency!your!FM!station!will!display!the!name.!(software!FM!option!(FM!channels!are! not!stored,!only!the!channel!names!are))!Press!the!microphone![*]!Key!to!scan!the!FM!radio.! !

Keypad!Lock-out!

Hold!the!microphone![#!key]!for!2!seconds!at!standby!to!turn!on/off!the!keypad!lock-out!function.! (The!Lock!icon!appears,!when!the !radio !is!lo c ke d !o u t)! !

PTT!ID!Setting!

1.!Use!PC!software!to!change!PTT-ID!code.!

2.!Set!the!Menu!18!settings!on!the!radio!to!select!the!PTTID!signal!mode!(2Tone,!5Tone,!or!DTMF),!!

36!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

3.!Set!the!Menu!20!settings!to!select!when!the!PTTID!is!transmitted.!!

4.!Set!the!Menu!21!settings!to!program!the!PTTID!transmit!delay!time.!!

5.When!all!the!settings!are!set,!when!you!transmit!(Press!the!PTT)!The!radio!will!transmit!the! PTTID.!

DTMF!RX!Settings!

This!radio!has!DTMF!coding!and!decoding.!Use!the!PC!software!to!set!the!DTMF!signal!settings!first.!! !

DTMF!TX!Settings!

In!two-way!radio!systems,!DTMF!is!most!commonly!used!for!automation!systems!and!remote! control.!A!common!example!would!be!in!amateur!radio!repeaters!where!some!repeaters!are! activated!by!sending!out!a!DTMF!sequence!(usually! a!simple!single-digit!sequence).!

Table!7.1.!DTMF!frequencies!and!corresponding!codes!

697!Hz! 1! 2! 3!

770!Hz! 4! 5! 6!

1209!Hz! 1336!Hz! 1477!Hz! 1633!Hz!

A!-! !

B!-! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

852!Hz! 7! 8! 9!

941!Hz! *! 0! #!

The!BTECH!UV-25X2/UV-25X4!/!UV-50X2!has!a!full!impleme nt a tio n !of!DTMF,!includ in g !the!A,!B,!C! and!D!codes.!The!numerical!keys,!as!well!as!the ! ,!and! ,!keys!correspond!to!the!matching!DTMF! codes!as!you!would!expect.!The!A,!B,!C!and!D!codes!are!located!in!the! ,! ,! !and! !keys! respectively!(†).! ! Manually!TX!DTMF!Tones:!To!manually!send!DTMF!codes,!press! th e!key(s)!while!holding!down!the! PTT!key.!! !

Automatically!TX!DTMF!Tones:! Save!it!to!Memory!and!Transmit:!You!can!also!program!a!DTMF!tone!to!the!saved!calling!list!

(requires!the!PC!software)!to!the!one!of!the!15!Memory!call!banks!in!the!radio.!To!transmit!select! the!Pre-set!DTMF!saved!setting!on!Menu!22!and!then!press!the!call!key!to!send!the!saved!DTMF!TX! tone.!

C!-! !

D!-! !

37!

Remote!Stun!

First!set!the!DTMF!Remote!Stun!Tone!and!Master!Control!ID!in!Software:!When!your!radio!

receives!the!DTMF!Remote!Stu n!T on e!Se qu en ce!(S et!by !softw are )!(Re qu ires!M e nu !18!and!19!to!

38!

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! accept!DTMF!signaling)!it!will!command!the!radio!to!disable!transmitting!abilities.!The!Master!ID! station!must!first!identify!and!send!the!PTTID!(set!in!software!as!“Master!ID”)!–!once!the!Master! Station!identifies!itself,!the!radio!is!se t!t o !re ce ive !c ommand!tones,!if!the !Monitor!Remote!Stun!tone! is!received!-!the!radio!will!no!long er!be !able !to!trans m it.!Both%the%master%ID%station%and%remote%

stun%signal%must%be%set%up%in%software.%

Remote!Kill!

First!set!the!DTMF!Remote!Kill!Tone!and!Master!Control!ID!in!Software:!When!your!radio!receives!

the!DTMF!Remote!Kill!Tone!Sequ en ce !(Set!by !softw a re)!(Re qu ires!M e nu !18!and!19!to!acc ep t!DTMF! signaling)!it!will!command!the!radio!to!disable!transmitting!and!receiving.!The!M a ster!ID!sta tion ! must!first!identify!and!send!the!PTTID!(set!in!software!as!“Master!ID”)!–!once!the!Master!Station! identifies!itself,!the!radio!is !se t!to !r ec eiv e !co mmand!tones,!if!the!Monitor!Remote!Kill!tone!is! received!-!the!radio!will!no!longer!be!able!to !trans m it!or!receive.!Both%the%master%ID%station%and%

remote%stun%signal%must%be%set%up%in%software.% %

Remote!Revive!

First!set!the!DTMF!Remote!Revive!Tone!and!Master!Control!ID!in!Software:!When!your!radio!

receives!the!DTMF!Remote!Revive!Tone!Sequence!(Set!by!software)!(Requires!Menu!18!and!19!to! accept!DTMF!signaling)!it!will!reactivate!the!radio!after!it!has!been!remotely!stunned!or!killed.!The!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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! Master!ID!station!must!first!identify!and!send!the!PTTID!(set!in!software!as!“Master!ID”)!–!once!the! Master!Station!identifies!itself,!the!radio!is!set!to!receive!command!tones,!if!the!Monitor!Remote! Kill!tone!is!received!-!the!radio!will!revived!from!a!stun/kill!command.!Both%the%master%ID%station%

and%remote%stun%signal%must%be%set%up%in%software.% %

39!

Read!More!About!Remote!Commands!

A!In-Depth!downloadable!PDF!is!available!at:!www.baofengtech.com/support!which!details!Remote! commands!and!how!to!use!them.!This!Document!Explains!with!examples!on!how!DTMF!rem ote! commands!are!used%

DTMF!Receive!Settings,!Transmit!Setting!(Call!Key)!

1.! Press![MENU]!Key!select!18!OPTSIG,!press![F]!Key!select!DTMF!function.!

2.! Press![MENU]!Key!select!22!S-INFO,!press![F]!Key!select!pre-code!signal!group!(1-15).!(The! DTMF!Signal!must!be!saved!first!in!the!PC!software!setting!under!DTMF!settings.!

3.! If!properly!set!u p !( o n !Menu!18!and!19),!your!radio!will!open!the!sque lch!when!it!receives! the!required!DTMG!signal.!

4.! Press![Call]!Key!to!send!the!same!DTMF!you!have!selected!in!Menu!22.! !

2TONE!Receive!Settings,!Transmit!Setting!(Call!Key)!

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1.! Press![MENU]!Key!select!18!OPTSIG,!press![F]!Key!select!2TONE!function.!

2.! Press![MENU]!Key!select!22!S-INFO,!press![F]!Key!select!pre-code!signal!group!(1-15).!(The! 2Tone!Signal!must!be!saved!first!in!the!PC!software!setting!under!2TONE!settings)!

3.! If!properly!set!u p !( o n !Menu!18!and!19),!your!radio!will!open!the!sq u elch!when!it!receives! the!required!2TONE!signal.!

4.! Press![Call]!Key!to!send!the!same!2TONE!you!have!selected!in!Menu!22.! !

5Tone!Receive!Settings,!Transmit!Setting!(Call!Key)!

1.! Press![MENU]!Key!select!18!OPTSIG,!press![F]!Key!select!5TONE!function.!

2.! Press![MENU]!Key!select!22!S-INFO,!press![F]!Key!select!pre-code!signal!group!(1-15).!(The! 5Tone!Signal!must!be!saved!first!in!the!PC!software!setting!under!5TONE!settings)!

3.! If!properly!set!u p !( o n !Menu!18,!and!19),!your!radio!will!open!the!sq u elch!when!it!receives! the!required!5TONE!signal.!

4.! Press![Call]!Key!to!send!the!same!5TONE!you!have!selected!in!Menu!22.! ! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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41!

Scanning!modes!

The!scanner!is!configurable!to!one!of!three!ways!of!operation:!Time,!carrier!or!search,!each!of! which!is!explained!in!further!details!in!their!respective!section!below.!

Procedure!5.1.!Setting!scanner!mode!

1. Press!the! !key!to!enter!the!menu.!

2. Enter!“17”!on!your!numeric!keypad!to!come!to!scanner!mode.!

3. Press!the! !key!to!select.!

4. Use!the! !and! !keys!to!select!scanning!mode.!

5. Press!the! !key!to!confirm!and!save.!

6. Press!the! !key!to!exit!the!menu.!

Time!operation!

In!Time!Operation!(TO)!mode,!the!scanner!stops!when!it!detects!a!signal,!and!after!a!factory !pre- set! time!out,!it!resumes!scanning.!

Carrier!operation!

In!Carrier!Operation !(C O)!mode,!the!scann e r!s to p s !w hen!it!detects!a!signa l,!an d !a ft er !a!f ac to r y! preset!time!with!no!signal!it!resumes!scanning.!

42!

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Search!operation!

In!Search!Operation !( SE )!mode,!the!scanne r!s to ps!when!it!detects !a !si gnal.! To!resume!scanning!you!must!press!and!hold!the! !key!again.!

! SKIP!Scanning!Channels!!

You!can!configure!channels!to!be!added!or!removed!from!the!scanning!list!on!the!fly.!!

1. Press!the! !key!to!enter!the!menu.!

2. Enter!Menu!Item!16!on!your!numeric!keypad!to!come!to!scanning!add!mode.!

3. Press!the! !key!to!select.!

4. Use!the! !and! !keys!to!select!if!the!channel!will!be!add e d !or !re m o v ed !fr om!the!

scanning!list.!The!change!will!apply!to!the!current!channel!selected!

5. Press!the! !key!to!confirm!and!save.!

6. Press!the! !key!to!exit!the!menu.!

! Scanning!a!Frequency!Range!(VFO!Mode)!

The!UV-5X3!can!scan!a!user!selected!frequency!range!! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

1. Press!and!Hold! !for!about!2!secon d s!

The!Display!will!show:!RANGE!

3. Enter!the!Frequency!Range!(In!MHz)!Desired!

4. Example:%144:145%

5. The!Radio!will!scan!the!frequency!range!from!144.000MHz-145.9975MHz!According!T o !

Your!Frequency!Step!!(See!Menu!1!Description)!

---:---

Tone!Scanning!

Scanning!for!CTCSS!and!DCS!Tones/Codes!

Scanning%for%a%CTCSS%tone%or%DCS%code%can%be%done%while%Frequency%Mode%(VFO)%or%Channel% Mode%(MR)%is%selected.%Only%when%VFO%mode%is%selected,%can%the%detected%tone/code%be% saved%to%menu%11/10.% % CTCSS%tone%and%DCS%code%scanning%mode%can%be%accessed%with%or%without%a%signal%being% present.%The%scanning%process%itself%only%occurs%while%a%signal%is%being%received.% % Not%all%repeaters%requiring%a%CTCSS%tone%or%DCS%code%for%access%will%transmit%one%back.%In% that%case,%the%transmitter%of%a%station%that%can%access%the%repe ater%w ou ld%nee d%to%be %

43!

44!

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scanned.%In%other%words:%this%would%be%done%by%listening%to%stations%on%the%repeater's%input% frequency.!

Scanning!for!CTCSS!Tone!!

(ACTIVE%SIGNAL%REQUIRED)%

1. Press!the! !key!to!enter!the!menu.!

2. Enter! !on!your!numeric!keypad!to!come!to!Menu!11:!R-CTCS!

3. Press!the! !key!to!select.!

4. Press!the! !to!begin!CTCSS!scanning!

A!flashing!"CT"!will!be!in!the!left!status!display!to!indicate!the!radio!is!in!CTCSS!scanning!mode.!In! this!mode,!whenever!the!radio!is!receiving!a n!RF !signa l!on!the !selec ted !M R!ch an ne l!or!VF O! frequency,!the!lower!display!w ill!c yc le!t h ro u gh !t he !C T C SS !t on e s !as !th e y!a re !b ein g !te s te d.!Once!the! frequency!of!the!received!CTCSS!ton e!is!d etermined,!the!"CT"!indicator!will!stop!flashin g.!! ! Press!the! !key!to!save!the!scanned!tone!into!memory!(VFO!Mode!Only)!then!press!the! !key! to!exit!the!menu.!

Don't%forget%to%set%VFO%menu%11%back%to%OFF%when%the%CTCSS%tone%is%no%longer%required.%

! ! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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45!

!!Scanning!for!a!DCS!tone!

(ACTIVE%SIGNAL%REQUIRED)%

1. Press!the! !key!to!enter!the!menu.!

2. Enter! on!your!numeric!keypad!to!come!to!M enu!10:!R-DCS!

3. Press!the! !key!to!select.!

4. Press!the! !to!begin!DCS!scanning!

A!flashing!"DCS"!will!be!in!the!left!status!display!to!indicate!the!radio!is!in!DCS!scanning!mode.!In! this!mode,!whenever!the!radio!is!receiving!a n!RF !signa l!on!the !selec ted !M R!ch an ne l!or!VF O! frequency,!the!lower!display!will!cycle!th rou gh!th e!D CS !cod es!a s!they !are!b eing !tested .!On ce !the! bits!of!the!received!DCS!code!are!determined,!the!"DCS"!indicator!will!stop!flashing.!! ! Press!the! !key!to!save!the!scanned!tone!into!memory!(VFO!Mode!Only)!then!press!the! !ke y! to!exit!the!menu.!

Don't%forget%to%set%VFO%menu%10%back%to%OFF%when%the%DCS%tone%is%no%longer%required.%

! !

46!

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Dual, Tri, and Quad Watch (TMR)

In!certain!situations,!th e !a b ility !to !monitor!two,!three !o r!e ve n !four!channels!at!on ce !c an !b e !a ! valuable!asset.! ! The!BTECH!UV-25X2,!UV-25X4,!and!UV-50X2!features!Dual,!Tri,!and!Quad!Watch!functionality!with! the!ability!scan!between!two-four!freq ue nc ies!at!a !fixed!in terva ls!an d!to !lock!th e!tran sm it! frequency!to!one!of!the!four!channe ls!it!m on itors! !

1. Press!the! !key!to!enter!the!menu.!

2. Enter!“0”!on!the!numeric!keypad!to!get!to!the!TMR!Watch!Settings!

3. Press! !to!select!which!channels!are!monitored!(See!Appendix!A).!

4. Use!the! !and! !keys!to!enable!or!disable.!

5. Press!the! !key!to!confirm.!

6. Press!the! !key!to!exit!the!menu.!

! Due!to!the!way!the!BTECH!UV-25X2!/!UV-25X4!/!UV-50X2!are!constructed,!whenever!one!of!the!A,!B,! C,!or!D!Frequencies!(VFO/MR)!goes! active,! it!will!default! to! transmit! on! that!channel!for!the!time! you!have!selected!on!Menu!52!–!this!can!be!turned!off!and!explained!below:! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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Locking!the!Default!transmit!channel!

1. Press!the! !key!to!enter!the!menu.!

2. Enter!52!on!the!numeric!keypad!to!ge t!to!TM R-AB.!

3. Press! !to!select.!

4. Select!off,!to!turn!off!the!TMR!switching!time.!

5. Press!the! !key!to!confirm.!

6. Press!the! !key!to!exit!the!menu.!

7. The!radio!will!now!only!transmit!on!the!Main!channel!selected!(The!Main!Frequency!

indicator!arrow!will!be!p o in tin g !a t!th e !d isp la y!s e t!a s!p rimary)!

% %

47!

48!

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Chapter!6.!-!Selective!calling!

Some!times!when!you're!working!with!larger!groups!of!people!using!the!same!channel,!things!can! get!very!crowded,!very!fast.!To!minimize!this!problem,!several!methods!of!blocking!out!unwanted! transmissions!on!your!frequency!have!developed.!In!general,!there!are!two!forms!of!selective!calling! in!two-way!radio!systems:!Group!calling,!and!individual!calling.!

Group!calling,!as!the! name!suggest,!is! a! one-to-many!form!of! com m un ication.! Every!radio!in!your! working!group!is!configured!the!same!way!and!any!radio!will!make!contact!with!every!other!radio!in! the!group.!

Individual!calling,!some!times!also!known!as!paging,!is!a!one-to-one!form!of!communication.!Every! radio!is !programmed!with!a!unique!ID!code.!And!only!by!sending!out!a!matching!code!can!you!get! that!radio!to!open!up!to!your!transmission s.!

The!BTECH!X-SERIES!MOBILES!features!three!additional!ways!of!group!calling!!

(2TONE,!5TONE,!AN D !D TMF!CALLING!ARE!FO U N D !IN !C H A PT E R!5 ):!

• CTCSS!

• DCS!

• Tone-burst!(1000Hz,!1450Hz,!1750Hz,!2100Hz)!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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% Using%these%features%does%NOT%mean%that%others%won't%be%able%to%listen%in%on%your% transmissions.% % They%only%provide%a%method%to%filter%out%unwanted%incoming%transmissions.%Any% communications%made%while%using%these%features%will%still%be%heard%by%anyone%not% employing%filtering%options%of%their%own.% % You%can%change%the%CTCSS%or%DCS%settings%while%in%memory%(MR)%mode.%

! CTCSS!and!1750Hz!tone-burst!are!also!popular!methods!among!amateur!radio!operators!to!open!up! repeaters.!

49!

CTCSS!

CTCSS!is!set!with!menus!11!R-CTCS!and!13!T-CTCS.! !

Procedure!8.1.!CTCSS!setup!how-to!

1. Press!the! !key!to!enter!the!menu.!

2. Enter! !on!the!numeric!keypad!to!get!to!receiver!CTCSS.!

3. Press! !to!select.!

50!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

4. Enter!desired!CTCSS!sub-tone!frequency!in!hertz!on!the!numeric!ke yp ad .!

5. Press! !to!confirm!and!sav e.!

6. Enter! ! on!the!numeric!keypad!to!go!to!transmitter!CTCSS.!

7. Press! !to!select.!

8. Enter!desired!CTCSS! sub- to n e! frequency!in!hertz!on! the!num eric! keypad .! Make!sure!it's!

the!same!frequency!as!that!you!ente red !for!rece iver!CT CS S.!

9. Press! !to!confirm!and!sav e.!

10. Press! !to!exit!the!menu!system .!

To!turn!CTCSS!off,!follow!the!same!procedure!but!set!it!to!off!with!the! !key!instead!of!selec tin g!a ! CTCSS!sub-tone!frequency.!! ! For!more!information!see!the!section!called!“11!R-CTCS!-!Receiver!CTCSS”!and!the!section!called! “13!T-CTCS!-!Transmitter!CTCSS”!in!Appendix!B,!Menu!definitions.!

DCS!

DCS!is!set!with!menus!10!R-DCS!and!12!T-DCS.! ! For!a!comp lete!list!of!available!DCS!codes,!see!Table!C.1,!“DCS!Codes”!in!Appendix!C,!

Technical%specifications.!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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Procedure!8.2.!DCS!setup!how-to!

1. Press!the! !key!to!enter!the!menu.!

2. Enter! !on!the!numeric!keypad!to!get!to!receiver!DCS.!

3. Press! !to!select.!

4. Scroll!to!the!desired!DCS!code!on!the!numeric!keypad.!

5. Press! !to!confirm!and!sav e.!

6. Enter! !on!the!numeric!keypad!to!go!to!transmitter!DCS.!

7. Press! !to!select.!

8. Scroll!to!the!desired!DCS!code!on!the!numeric!keypad.!Make!sure!it's!the!same!code!as!

that!you!entered!for!receiver!DCS.!

9. Press! !to!confirm!and!sav e.!

10. Press! !to!exit!the!menu!system .!

51!

To!turn!DCS!off,!follow !the!same!procedure!but!set!it!to!off!with!the! !key!instead!of!s ele c tin g ! a!DCS!code.!

For!more!information!see!the!section!called!“10!R-DCS!-!Receiver!DCS”!and!the!section!called!“12!TDCS!-!Transmitter!DCS”!in!Appendix!B,!Menu%definitions.! !

52!

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1000Hz,!1450Hz,!1750Hz,!2100Hz!Tone-burst!

To!send!out!a!tone-burst;!you!simultaneously!will!press!the!PTT!key!while!holding!down!the!Call! button.! ! To!configure!which!Tone!Burst!is!transmitte d !se lec t!t h e!T o n e !Bu r st!d e s ired !fr om!Menu!Item!50! (REP-S)! !

PTT!+! !=!Selected!Tone!Burst!(Selectable!in!Menu!50:!REP-S)!

% % %

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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53!

Part!III.!How-to!and!setup !guides.!

Part%three% covers%is% a% collection%of% how-to% documents%to% help%you% set%up%your%

radio%for% specific%working%environments.%

HAPTER!7!REPEATERS

! !

HAPTER!8!APPLICATION!SPECIFIC!SETUP

HAPTER!9!CUSTOMIZATION!

54!

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Chapter!7.!-!Repeaters!

A!radio!repeater!is!an!automated!tran sce iver!in!a!fixed!location.!Usually!mounted!high!up!on!hilltops! or!on!tall!buildings,!but!sometimes!they!operate!within!buildings!for!in te rn a l!us e .! A!repe ate r! takes! one!signal!and!relays!it,!usually!after!amplifying!it!by!orders!of!magnitude.!!

Whether!you're!a!commercial!(business!or!government)!user!or!an!amateur!radio!operator,!chances! are!you'll!be!dealing!with!a!re pe ater!system!sooner!or!later .!To!find!out!what!settings!to!use!to !use! your!loca l!repeate r,!ask!your!employer!or!someo ne!at!your!local!amateur!radio!organization!for! details.!

A! com m on! type! of!repeater! is!the! duplex!repeater.! In!a! duplex!repeater! system,! the !rep eate r! transmits!and!receives!simultaneo usly,!but!on!different!frequencies.!To!utilize!this!type! of! repeater,! your! radio! has! to!be! capable!of! transmitting!and! receiving!on!different!frequencies!on! the!same!memory!channel.!How!you!use!this!kind!of!repeater!is!by!setting!the!receive!frequency!of! your!radio!to!the!output!frequency!of!the!repeater,!and!the!transmit!frequen cy !of!your!radio!to!the! input!frequency!of!the!repeater.!Often!times,!the! tra ns m it! frequency! to!use! isn 't! explicitly!stated,! but!rather! an!offset! rela tive! your!receive!freq ue nc y!is!specified.!This!is!conveniently!by!specifying! offset!rather!than!transmit!frequency.!(Example!145.000MHz!Re ceiv e!w ith!.60 0MHz!transmit!is!a! transmit!Channel!of!145.600MH z)!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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SFT-D%and%OFFSET%only%function%in%VFO%mode.%% % MR%mode%uses%and%stores%the%RX%frequency%and%the%TX%frequency%directly%(see%Chapter%4)% % %

The!following!instructions!assume!that!you!know!what!transmit!and!receive!frequencies!your! repeater!employs,!and!that!you're!au tho rized !to!use !it.!

1. Set!the!radio!to!Frequency!(VFO)!mode!with!the! !key.!

2. Enter!the!repeater’s!output!(your!receiving)!frequency !by!either!using!the! !and! !

keys,!or!by!entering!it!directly!on!the!numerical!keypad.!

3. Press!the! !key!to!enter!the!menu.!

4. Enter!Menu!47!to!get!to!frequency!offset.!

5. Press! !key!to!select.!

6. Use!the! !and! !keys!and!the!numerical!keypad!to!enter!the!specified!fre qu e ncy!offset.!

See!the!section !called!“26!OFFSET!-!Frequency!shift!amount”!fo r!details.!

7. Press! !to!confirm!and!sav e.!

8. Enter!Menu!46!on!the!numeric!keypad!to!get!to!offset!direction.!

9. Use!the! !and! !keys!to!select!+!(positive)!or!-!(negative)!offset.!

10. Press! !to!confirm !and !save .!

55!

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VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

11. Optional:! a. Save!to!memory,!see!Chapter!4!for!details.! b. Set!up!CTCSS;!see!the!section!called!“CTCSS”!for!details.!

12. Press! !to!exit!the!me nu .!

If!everything!went!well,!you!should!be!able!to!make!a!test!call!through!th e!repeater.!If!you're! experiencing!problems!making!a!connection!to!the!repeater,!check!your!settings!and/or!go! through!the!procedure!again.!

If!you're! still! unable!to!make! a!connection,! contact!the!person! in!charge!of! the!radio!system! with!your!employer!or!your!local!amateur!radio!club,!as!the!case!may!be.!

% If%you%for%some%reaso n %w a n t %to %list en %t o %th e %re pe a te r 's%in p u t%fre q u e n cy %in st ea d ,%p re ss % % momentarily%and%you'll%reverse%your%transmit%and%receive%frequencies.% This%is%indicated%in%the%LCD%on%the%radio%with%an%R%in%the%top%row,%next%to%the%+%and%-%for%the% offset%direction.

!! !

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

57!

Chapter!8.!-!Application!Specific!Setup!

Commercial!Radio!Setup!

PLMR!users!in!the!United!States!are!mandated!to!move!to!12.5!kHz!narrowband!communication!in! the!150-174!MHz!VHF!and!421-512MHz!UHF!bands!by!Janua ry!1,!2013.!

Follow!these!instructions!to!set!your!radio!to!Narrowband!mode:!

This%section%is%only%true%for%VFO%mode.% WN%is%settable%on%a%per%channel%basis%and%has%to%be%set%prior%to%storing%a%channel.% Once%a%channel%has%been%programmed,%the%channel%must%be%deleted%and%reprogrammed%to% change%the%WN%setting.%

1. Press!the! !key!to!enter!frequency!mode.!

2. Press!the! !key!to!enter!the!menu.!

3. Enter!Menu!Item!7!on!the!numerical!keypad.!

4. Press! !to!select.!

5. Use!the! !and! !keys!to!select!between!Wide!and!Narrow!("Narr").!

6. Press! !to!confirm!and!sav e!

7. Press! !to!exit!the!menu.!

58!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

! To!find!out!what!other!channels!and!features!needed,!please!contact!your!employer.!

Amateur!Radio!Setup!

In!contrast!with!Commercial!radio!operators,!who!often!need!very!specific!requirements!to!be! compatible!with!a!very!specific!radio!implementation ,!Amateur!radio!operators!tend!to!need!the! broadest!possible!settings!in !order!to!be!compatible!with!as!many!system s!as!possible.!This! basically!implies!turning!all!the!fancy!features!th at!you!typically!might!need!for!a!commercial!setup! off.!

In!a!typical!Amateur !ra d io !se tu p!the!following!settin g s !w o u ld !b e !r ec o mmended:! !

• Set!bandwidth!to!Wide!(menu!item !7).!

• Turn!Receive!DCS!and!CTCSS!off!(menu!items!10!through!11).!

• Turn!off!Squelch!Tail!Elimination!(STE)!features!(menu!items!53!through!54).!

• Turn!roger!beep!(ROGER)!off!(menu!item!25).!

For!further!information!see!Appendix!A,!Menu%definitions! !

FRS,!GMRS,!MURS,!PMR446!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

59!

You%may%be%tempted%to%use%FRS,%GMRS,%MURS%(in%the%USA)%or%PMR446%(in%Europe)% frequencies.%Do%note%however%th at%th ere%a re%res triction s%on %the se%b an d s%tha t%m ak e%this% transceiver%illegal%for%use.

! !

60!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Chapter!9.!-!Customization!

Display!

The!LCD!on!th e!BTECH!Mobiles!are!backlit!multi-color!LEDs,!the!color!of!which!can!be!pre-set!from! the!menu!system!into!a!variety!of!colors.!

To!change!the!colors,!follow!these!steps:!

1. Press!the! !key!to!enter!the!menu.!

2. Enter!one!of!the!following!on!your!numeric!keypad:! a. 33!to!change !the!main!LCD!text!color.! b. 34!to!change!the!main!LCD!background!color.! c. 35!to!change!the!menu!LCD!text!color.! d. 36!to!change!the!menu!LCD!background!color.! e. 37!to!change!the!status!bar!icon’s!color.! f. 38!to!change!the!status!ba r!(top!bar)!background!color.! g. 39!to !ch an ge!th e!signal!bar!icon’s!color.! h. 40!to!change!the!signal!bar!(bottom!bar)!background!color.! i. 41!to!change!the!receiving!channel!text!color.!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

j. 42!to!change!the!transmitting!channel!text!color.!

3. Press! !key!to!select.!

4. Use!the! !and! !keys!to!pick!the!desired!color.!

5. Press! !to!confirm!and!sav e.!

6. Press! !to!exit!the!menu.!

! ! ! ! ! ! ! ! ! ! ! ! ! ! !

61!

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VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Sync!Display!Channels!

To!sync!channels!on!the!display!(simultaneously!display!channel!name!and!frequency),!follow!th e se ! steps:!

1. Press!the! !key!to!enter!the!menu.!

2. Enter!32!on!your!numeric!keypad!to!come!to!the!Sync!Menu!

3. Press! !key!to!select.!

4. Use!the! !and! !keys!to!select:! a. AB!–To!sync!A/B!Displays! b. CD!–!To!sync!C/D!Displays! c. AB+CD!–!To!sync!both!A/B!and!C/D!Displays!

5. Press! !to!confirm!and!save.!

6. Press! !to!exit!the!menu.!

Use!SYNC!in!Conjunction!with !Menus!27,28,29!&!30!to!coordinate!what!is!displaye d! on!each!line! (Name,!Frequency,!or!Channe l!Nu m be r)! –See!Appendix%B%Menu%definitions%% !

% %

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

% %

63!

64!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Appendix!A.! -! Menu!definitions!

0! TMR! Transmit!Multi!Receive! M+A! This!mode!selects!what!displays!are!monitored!in!

M+B! M+C! M+D! M+A+B! M+A+C! M+A+D! M+B+C! M+B+D! M+C+D! M+A+B+C! M+A+B+D! M+A+C+D! M+B+C+D! A+B+C+D!

1!! STEP! Frequency!Step!Size!Setup! 2.5!to!25.!kHz! 2.5,!!5,!!6.25,!!10,!!12.5,!!25!kHz!

2!! SQL! Squelch!Level! 00!>!09! 10!squelch!levels!!

3! TXP! Transmit!Power! High! Full!Power!

Low! Reduced!Power!

4!! AUTOLK! Auto!Keypad!Lock! ON! Keypad!Auto!Lock!Enabled!

OFF! Keypad!Auto!Lock!Disabled!

the!background!besides!the!primary!selected! channel.!You!can!mix!and!match!between!all!or! partial!channels!to!allow!dual,!tri,!and!quad!watch! ! Selected!Memory!+!Displays!(A,B,C,D)! ! M!=!Selected!Memory! A!=!Display!A! B!=!Display!B! C!=!Display!C! D!=!Display!D!

00!=!minimum!/!normally!open!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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65!

5! TOT! TX!!Time!Out!Timer! 15!>!600!secs! 15!second!steps!

6! APO! Auto!Power!Off! 30,!60!>!300! Time!Set!that!radio!will!Power!Off!after!last!signal!

minutes! OFF! Turn!off!APO!Option!

7! WN! Bandwidth! Wideband! 25.0!kHz!

Narrowband! 12.5!kHz!

8! ABR! Unused!Setting! 9!! BEEP! Keypad!Voice!Prompt! ON!/!OFF! Turn!ON!/!OFF!keypad!voice!prompt! 10! R-DCS! Receive!-!Digital!Coded!

Squelch!

11! R-CTCS! Receive!-!Analog!Tone!Squelch!67.0!>!254.1!Hz! Squelch!opens!when!proper!CTCSS!tone!detected!

12! T-DCS! Transmit!-!DCS!Code! D023N!>!D754I! Transmits!specified!code!

13! T-CTCS! Transmit!-!CTCSS!Code! 67.0!>!254.1!Hz! Transmits!specified!tone!

D023N!>!D754I! Squelch!opens!when!proper!DCS!code!is!detected! OFF! No!DCS!code!required!

OFF! No!CTCSS!tone!required!

OFF! No!DCS!code!transmitted!

OFF! No!CTCSS!tone!transmitted!

received.!

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VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

14! DTMFST! Determines!when!DTMF!codes!

are!heard!through!speaker!

15! BCL! Busy!Channel!Lockout! ON! Prevents!transmit!if!active!signal!on!the!channel!

16! SC-ADD! Add!Scan!Channel! ON! Add!channel!to!scan!list!

17! SC-REV! Scan!Resume!Method! TO! (Time!Operation)!Scan!stops!when!signal!detected.!

18!! OPTSIG! Optional!Signaling! OFF! No!optional!signaling!

19! SPMUTE! Speaker!Mute!Settings! QT! Squelch!opens!for!CTCSS/DCS!tones!only.!

OFF! No!DTMF!tone!heard! DS-ST! Only!manually!keyed!DTMF!codes!are!heard!

ANI-ST! Only!automatically!keyed!DTMF!codes!are!heard!

DT-ANI! All!DTMF!codes!are!heard!

OFF! No!lockout!

OFF! Remove!channel!from!scan!list!

The!scan!resumes!after!approximately!5!seconds! (even!if!the!channel!is!still!active).!

CO! (Carrier!Operation)!Scan !sto ps!w h en !signa l!

detected.!Scan!resumes!when!signal!disappears.!

SE! (Search!Operation)!Scan!stops!when!signal!

detected.!Scanning!will!not!resume.!

DTMF! DTMF!signaling!selected!

2TONE! 2TONE!signaling!selected!

5TONE! 5TONE!signaling!selected!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

67!

AND! Squelch!opens!when!CTCSS/DCS!tone!is!

recognized!along!with!the!optional!signaling.!

OR! Squelch!opens!when!either!the!CTCSS/DCS!tone!

OR!the!optional!signaling!is!recognized.!

20! PTT-ID ! PTT!ID!-!When!to!send! OFF! Do!not!send!

BOT! Send!at!Beginning!of!Transmission! EOT! Send!at!the!End!of!Transmission!

BOTH! Send!at!both!Beginning!and!End! 21! PTT-LT! PTT!ID!-!Transmit!Delay! 0!>!30! Set!Delay!Time!before!transmitting!PTT-ID! 22! S-INFO! Auto!Group!Dialing! Group!Signal!Code!

Memory! 23! EMC-TP! Alarm!Mode! ALARM! Turn!on!Alarm!sound!!

ANI! Send!Alarm!code!and!ID!code!

BOTH! Both!of!the!above!

OFF! Alarm!Mode!Completely!Disabled! 24! EMC-CH! Alarm!Channel! 000!>!199! Specified!Alarm!Channel!

25! SIG-BP! Signal!Beep! ON! Pager!Ring!at!Reception!of!Matching!

OFF! Tone!OFF!

26! CHNAME! Channel!Name!Edit! In!Channel!Mode,!edit!the!Current !N ame!

27! CA-MDF! Channel!A! FREQ! In!Channel!Mode,!display!the!selec te d !fo rmat!in!

1!>!15! Can!only!be!set!with!software!

2Tone/5Tone/DTMF!!

68!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Display!Mode! CH! display!A! !! NAME!

28! CB-MDF! Channel!B! FREQ! In!Channel!Mode,!display!the!selected!format!in!

Display!Mode! CH!

!! NAME!

29! CC-MDF! Channel!C! FREQ! In!Channel!Mode,!display!the!selected!forma t!in !

Display!Mode! CH!

!! NAME!

30! CD-MDF! Channel!D! FREQ! In!Channel!Mode,!display!the!selected!format!in!

Display!Mode! CH!

!! NAME!

31! LANGUA ! Language! English! Screen!Prompts!Display!

Chinese! 32! SYNC! Display!Sync! OFF! Separate!A/B/C/D!channel!display.!

AB! Synchronizes!display!AB,!CD,!or!AB+CD!

CD! This!allows!the!upper!display!to!show!channel!

AB!+!CD!

33! MAINFC! MAIN!LCD!Display! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

display!B!

display!C!

display!D!

name!while!the!lower!shows!the!frequency.!You! can!sync!the!top!2,!bottom!2,!or!both!sections! simultaneously!!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

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69!

!! !! Foreground!Color!(Text)! !! INDIGO,!PURPLE,!GRAY! 34! MAINBC! MAIN!LCD!Display! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Background!Color!!

35! MENUFC! On!Screen!Menu! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Foreground!Color!(Text)!

36! MENUBC! On!Screen!Menu! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Background!Color!

37! STA-FC! Status!(Top)!Bar!Display! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Foreground!Color!(Text)!

38! STA-BC! Status!(Top)!Bar!Display! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Background!Color!

39! SIG-FC! Bottom!Bar!Display! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Foreground!Color!(Text)!

40! SIG-BC! Bottom!Bar!Display! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Background!Color!

41! RX-FC! Main!LCD!Receiving!Color!! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Foreground!Color!(Text)!

42! TX-FC! Main!LCD!TX!Color!! Select!Color! BLACK,!WHITE,!RED,!BLUE,!GREEN,!YELLOW,!

Foreground!Color!(Text)!

43! TXDISP! Transmit!Display! POWER! Display!Power!Level!on!Bottom!Graph!

MIC-V! Display!Mic!Audio!Level!on!Bottom!Graph!

INDIGO,!PURPLE,!GRAY!!

70!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

44! MEM-CH! Memorize!Channel! 000!>!199! Indicates!channel!number!to!be!stored.! 45! DEL-CH! Delete!Channel! 000!>!199! Indicate s!c h an n e l!n u m b e r!to !b e !d ele te d .! 46!! SFT-D! Frequency!Shift!Direction! OFF! No!Offset!(simplex)!

+! Plus!frequency!shift!

!-!! Minus!frequency!shift! 47! OFFSET! Frequency!Shift!Offset!Amount!00.00!>!69.99! Frequency!shift!in!MHz!

48! ANI! ANI!ID!Code! Can!only!be!set!with!software!

49! ANI-L! ANI!Length! 3,!4,!5! Length!of!ANI!ID!code!

50! REP-S! Repeater!Activation!Tone! 1000Hz!!1450Hz!!1

750Hz!!2100Hz!

51! REP-M! Repeater!Forwarding!Mode!(X-

Band!Repeater!with!2!BTECH! Mobiles)!–!! ! ! See!Detailed!PDF!Guide!at:! baofengtech.com/support!!

52! TMR-MR! TMR!-!Return!Time!Delay!to!

Primary!Channel;!Sets!the!PTT! to!the!last!received! transmission!channel.!Time! delay!selectable!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

OFF! Function!OFF!

CARRI! Forward!after!receiving!Carrier!

CTDCS! Forward!after!receiving!correct!CTDCS!

TONE! Forward!after!receiving!correct!mono!audio!

DTMF! Forward!after!receiving!assigned!DTMF!code!(ANI)!

OFF! Function!OFF!-!Transmits!always!on!Primary!

1!>!50!seconds! This!is!the!delay!time!before!returning!to!the!

Audible!tone!for!repeater!activation!

(Menu!42)!

Channel!

primary!channel!after!secondary!signal!is!clear.!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

same!4!channels!transmissions!!

53! STE! Squelch!Tail!Elimination!! OFF! Function!OFF!

54!! RP-STE! Repeater!!Squelch!Tail!

55! RPT-DL! Repeater!squelch!tail!delay.! OFF! Function!OFF!

56!! DTMF-G! DTMF!Gain!/! 0!>!60! 0!!=!!Lowest!Audio!Gain!!

57! MIC-G! Microphone!Gain!/! 0!>!127! 0!!=!!Lowest!Audio!Gain!

58! SKIPTX! Quad!Frequency!Operation:!

59! SC-MOD! Automatic!Scan!Resume!

Requires!both!radios!have! function!ON.!

Elimination!! Requires!a!repeater!using!this! function.!

Audio!Level! 60!=!Highest!Gain!

Audio!Level! 127!=!Highest!Gain!

Randomize!transmitting! channels!-!with!another! corresponding!mobile!on!the!

can!be!spread!apart!on!the! four!channels!in!2!modes.!

Method!

ON! Eliminates!!squelch!tail!at!end!of!transmission.!

OFF! Function!OFF!

1!>!10! Delay!Time!

OFF! !!

SKIP1! Randomizes!in!between!after!both!transmitting!

and!receiving,!Requires!both!a!received!and!a! transmission!before!going!to!another!random! frequency!

SKIP2! Alternates!transmitting!on!A,B,C,D!-!each!PTT!

Press!the!radio!will!transmit!on!the!next!channel!in! order!of!their!display!(A-B-C-D-Repeat)!

OFF! Scan!is!disabled!with!a!Radio!Reboot,!or!by!

Pressing!a!Menu!Key!/!PTT!

PTT-SC! Scanning!will!resume!after!transmitting!!(or!other!

71!

72!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

Menu!Operations)!

MEM-SC! Scan!Memory!during!Radio!Reboot:!If!scanning!

was!active!when!the!radio!was!powered!down,! the!radio!wil!resume!scanning!on!restart.!! (Scanning!also!resumes!after!transmitting!or!other! Menu!Operations)!

PON-SC! Power!On!Scan:!The!radio!will!start!scanning!upon!

turning!on!-!no!matter!what!state!it!was!in!when! powering!down.!Also!the!radio!will!scan!after! Menu!operations!or!Transmitting!

60! RESET! Initialize!to!Facto ry!D e fa u lts ! VFO! Menu!Initialization!

ALL! Menu!and!Channel!Initialization!

! !

UV-25X2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

! !

73!

74!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

pendix!B.! -!

General!

Techni

ecification! Value

Frequency!Range!(MHz)!

Memory!channels!! 200!

Frequency!stability! 2.5ppm!

Frequency!step!(kHz)! 2.5K/5.0K/6.25K/10.0K/12.5K/25.0K!

Squelch!Setup! CARRIER!/!CTCSS!/!DCS!/!5Tone!/!2TONE!/!DTMF!

Antenna!impedance! 50!Ohm!

Operating!temperature! -20°C!to!+60°C!

Supply!voltage! 13.8V!DC±15%:!!

! 20A!Peak!UV-50X2!---!7A!Peak!UV-25X2,!UV-25X4!

Dimension! UV-25X2/UV-25X4:!4(W)!x!1.85!(H)!x!5!(D)in;!1lb!

! UV-50X2:!5.7(W)!x!1.85!(H)!x!7.5!(D)in;!2.2lb!

Operating!Temperature! -5°F!-!+140°F!

cal!specifications

65-108!(Rx!only):!UV-25X2,UV-50X2,UV -25X4

(Rx:136 -174/Tx:144-148):!UV-25X2,UV-50X2,UV-25X4

(Rx:220 -2

350 - -25X4390(Rx only):UV

(Rx:400 -520/Tx:420-450):!U

Ϯϱ/Tx:222-225)US/Asia:!U V-25X4!

V-25X2,UV-50X2,UV-25X4

! !

UV-25X

2!/!UV-25X4!/!UV-50X2!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

75!

Receiver!

Receiver%specifications%

Broadband Narrow band

Sensitivity Channel choice

Intermodulation Spurious Rejection Audio response Signal to noise ratio Audio Distortion ≤!5% Audio output power

≤0.25µV ≤0.35µV

≥70dB ≥60dB

≥:65dB ≥60dB ≥70dB ≥70dB

1~-3dB (0.3-3KHz)

≥45dB

≥2W@10%

+1~-3dB (0.3~2.55KHz)

≥40dB

Output power 25W (20W) / 10W (7W) (VHF (UHF)) - UV-25X2/UV-25X4

Modulation Mode 16K F3E 11K F3E Channel Power Signal to noise ratio

Parasitic harmonic Audio response

Audio distortion

Broadband Narrow band

50W/ 10W - UV-50X2

≥70dB ≥60B ≥40dB ≥36dB ≥60dB ≥60dB

1--3dB (0.3-3KHz)

+1--3dB (0.3-2.55KHz)

Transmit!

≤!

76!

VISIT!BAOFENGTECH.COM!AND!MIKLOR.COM!FOR!DOWNLOADS!AND!HELP

NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

- Reorient or relocate the receiving antenna.

- Increase the separation between the equipment and receiver.

-Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

-Consult the dealer or an experienced radio/TV technician for help

Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

WARNING: MODIFICATION OF THIS DEVICE TO RECEIVE CELLULAR RADIOTELEPHONE

SERVICE SIGNALS IS PROHIBIITED UNDER FCC RULES AND FEDERRAL LAW.

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UV-25X2!/!UV-25X4!/!UV-50X2!

Btech 25XX, 50XX User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual