Yaesu FT-50 Instruction Manual

FT-5OR
Dual-Band Amateur
I I
Hand-Held Transceiver with
Digital Voice Recorder Option
Description Accessories and Options Optional
FTT-12
Keypad Control and Connectors Display Indications Specifications Before You Begin
Getthg
Started
Basic Operation
Frequency Selection Modes (VFO and MR) Sub Display Options, Tuning, Transmitting VFO Duplex Mode Extended Recption, WFM sql, Auto-Mode select Rx Mode override, Repeater Operation, T
X
offset
Repeater Shift, Input Track, Input Monitor
Memory Operation
Storing and Displaying Memories,
VFO-k
MR, MR
MR-+VFO,
HOME memory, Custom TX offset, MT
Scanning, Scan Resume Modes, Skip Scan, Lamp
PTS (Preset Tuning and Scanning)
Advanced Operation
Dual Watch (VIM,
M/M,
H/M, V/V) Naming Memories Memory Masking
1 3 4
7 9
10
11
73
19
19 20 21 22
23
24
25
25
26
27
28
29
29
30
31
Memory-only Mode, Locking the Controls, TX TOT 32 Tone Squelch Modes (CTCSS, DCS)
33
CTCSS or DCS Bell Paging
34 Tone/Code Scanning, DTMF Code Squelch/Paging 35 Programming/Selecting DTMF Paging Code Memories 37 DTMF Paging Operation (receiving/sending page calls) 38 Trigger Paging, Auto-Respond Paging
39
Paging T
X
Delay, Playback Speed, Paging Bell
40 ARTS (Auto Range Transpond System)
41 ARTS Modes, CW (Morse Code) IDer
42 ARTS Polling Speed, Beeper, DTMF Autodial Feature 43 Autodialer Playback, DTMF Decoder
44
Digital Voice Recorder, Microphone Recording
45
Spkr. Playback, Rx Rec., T
X
Playback, Record Protect
46
VMPS (Voice Mail Paging System)
47
Addendum
49
Extending Battery Life, APO, Rx Batt. Saver
49
T
X
Batt. Saver, Beeper Disable, LED Disable
49
Lamp Illumination Modes, Battery Care
51
Packet Radio
52
Cloning
53
Customizations, MON switch, RV/HM key
54
Appendix
55
Menu FunctionTable, Key Entry Tables
55
The
FT-5OR
compact FM hand-held transceiver pro­vides up to 5 watts of transmitter output on the 2-m and
70-cm
amateur bands. The optional FTT-12 key­pad provides tone systems and digital voice func­tions, while the standard version includes Digital Code Squelch (DCS) encoding and decoding, CTCSS encoding, and a wide range of battery pre­serving features.
Description
The compact “clamshell” design mounts the
battery
on the rear, for optimum simplicity and portability. A multi-function knob with concentric volume control allows setting most functions, minimizing the need for complex key sequences. The front half of the case high-impact polycarbonate plastic, while the transceiver chassis/heat sink is die-cast alloy. A choice of 4 rechargeable Ni-Cd packs or a dry cell battery case are available. Rubber gaskets protect against dust and rain or spray. The LCD (display) has selectable lighting modes, and shows all significant frequency digits and most programmable functions, plus relative signal strength and power output.
Two independent VFOs and up to 100 freely tunable memories are programmable from the knob and key­pad. The duplex mode allows split VFO operation, and dual-watch monitors a sub-channel VFO or memory while operating from the main channel.
USA versions include extended reception in the VHF,
UHF, FM broadcast, and 800 MHz bands (cellular blocked). A separate squelch and bandwidth setting is available to enhance FM broadcast reception.
Memory features include independent tx/rx frequen­cies or programmable offsets, up to five pairs of subband limits for band scanning, selectable scan skip for busy channels, scan resume on carrier drop or after
5-second
pause, and independent instant-re-
call HOME channel for VHF and UHF. Memories also
store tuning steps, tone selections, and transmit power level. Standard channel steps from 5 to 50 kHz,
plus l-MHz steps, are available for tuning. You
can assign 4-character names to memories. Also include is a DCS encoder/decoder (104 codes),
and a
39-tone
CTCSS (Continuous Tone-Coded Squelch System) encoder. The DCS system (and CTCSS decoder provided with the optional FTT-12
keypad) can be set to sound an alert tone when a
selective call opens the squelch. Also, the
FT-5OR can scan a received carrier and determine if a CTCSS tone or DCS code is being used, and display that tone/code.
The ARTS (Auto Range Transpond System) uses
DCS signalling to poll another station to indicate
when they are within or out of range, and can auto-
matically ID with your
callsign
in Morse code every
five minutes.
In addition to the
4-step
power output selection, unique features to extend battery charge life include a battery saver which optimizes save duration ac­cording to selectable receiver “sleep” periods TX Save, which automatically reduces transmit power during periods of high incoming signal strength; se­lectable time delay APO (Automatic Power Off), and continuous or
5-second
display illumination.
The keypad generates DTMF tones during transmis­sion, and up to 8 DTMF autodialer memories can store 16 digits each for quick playback of commonly
used numbers. A special autodialer memory is
re-
served for decoding and displaying DTMF digits off­the-air.
Also, DTMF-based selective calling and private pag­ing capabilities let you select any of 999 three-digit
ID codes for your transceiver, and then have it stay quiet until your code is received (from any standard DTMF-equipped transceiver).
Upon
receiving the
DTMF ID code, you can have a paging beeper sound
(1,
3, 5, 8 times, or repeating). In the paging mode, your display shows the DTMF ID code of the calling party. Nine 3-digit code memories store your ID plus those of eight other stations or groups you wish to
monitor, and an extra code memory always stores
the last 3-digit DTMF code heard. With the optional FTT-12 keypad installed, the trans-
ceiver also provides 20 seconds of voice recording from the microphone or receiver, for playback through the speaker or the transmitter. Voice record-
ing can be activated manually or by an incoming
signal.
VMPS (Voice Mail Paging System) combines the
capabilities of both digital recording and DTMF pag-
ing to provide automated response to stations calling
you while you are away. The FT-50R allows calling
stations to leave a voice message, then answers with
your stations CW ID, followed by a pre-stored voice
message (that you record).
Please read this manual carefully to familiarize your-
self with the transceiver’s features,
Accessories & Options
Keypads
FTT-11 (supplied as standard) FTT-12 DTMF Keypad with Digital Recording,
CTCSS decode, and DTMF paging and DTMF code squelch
Rechargeable
Ni-Cd
Battery Packs
FNB-40 6.0 V, 650 mAh FNB-41 9.6 V, 600 mAh FNB-42 9.6 V, 1100 mAh FNB-49 6.0 V, 600 mAh
Ni-Cd
Battery Chargers
NC-50 Dual-Slot Rapid Charger CA-l 4 Charger Sleeve (required w/NC-50) NC-GOB/C Compact
15-Hour
Charger
(‘B’ suffix for 117-V AC, ‘C’ suffix for 234-V AC)
Other Accessories
FBA-15 Battery Case for 4 AA-size Dry-Cells CSC-68 Soft Case for FBA-15, FNB-41 CSC-69 Soft Case for FNB-40 CT-27 Cloning Cable CT-30 Microphone Adapter
E-DC-5B Cigarette Lighter DC Power Cable E-DC-6 External DC Power cable MH-34B4B Speaker/Microphone MH-37A4B Earpiece Microphone PA-l 7 Battery Cable Extender RH-1
Rubber Case Protector VC-23 VOX Headset CN-3 BNC -to- SMA Adapter
Availability of accessories may vary: some accessories are supplied as standard per local requirements, others may be unavailable in some regions. Check with your Yaesu dealer for changes to the above list.
FTT-12 Keypad
_.__-----
-
-.
FT-SOR
DUAL
1‘
BAND
4 SAVE
5AP0 6 RPT
cm>
co>
cl
7 STEP
6 TX SAVE
9 BEEP
c j c j
c3
I
MR
SKIP+
OSQL VFO DW
#
Cl Cl
c-1
---- -
.-I--..-
FTT-12
FTT-12
ONLY
The optional
FTT-12
keypad offers additional trans­ceiver functions, as shown in the chart below. See your Yaesu dealer for pricing and availability.
Functions
_
DCS & ARTS
Tone Encoder
-
bTMF Encoder
-S,
DTMF Memory
Direct Frequency
_ Entry (keypad) I
CTCSS Decode
DTMF Code
Squelch
1
Digital Recorder
FTT-1
1
(standard)
0
0
0 0
-
.o----
0
~.,Jy
Installation
The FTT-12 keypad kit includes a keypad, rubber gasket, Ni-Cd recycling label, and small Phillips screwdriver:
0
Turn the radio off, and remove the battery. Peel off
the black Ni-Cd information seal, and loosen (but do not completely remove) the two screws on either side of the slot behind the original keypad.
m
From the rear, carefully press on both screws with
both thumbs to eject the keypad slightly, then re­move the screws to free the keypad.
m
Gently but firmly press the new keypad into place
on the front of the radio, ensuring an even gasket seal around the keypad periphery (no “pinching”).
m
Replace the two screws removed from the slot
behind the keypad, making sure the keypad and gasket fit evenly, without pinching.
m
Affix the new
NiCd
label and replace the battery.
Batteries & Chargers
The FT-50R requires the FNB-41 or FNB-42
9.6~volt
rechargeable
NiCd
battery packs for full
5-watt transmitter power output. However, where slightly lower maximum power output is acceptable, the
6­volt FNB-40 and -49 Ni-Cd packs offer smaller size and lighter weight. Any
NiCd
pack should be fully charged before it is used with the transceiver for the first time.
Two types of battery chargers are available: the
NC-60 K-hour compact charger and the NC-50
Rapid Charger (used with CA-14 Charge Adapter). The NC-60 is available with a “B” suffix for operation from 117-V AC, or with a “C” suffix for operation from 220-234-V AC.
NC-50 Dual-Slot Rapid Charger
This AC mains battery charger features rapid and trickle charging modes for all FNB Ni-Cd packs. It
requires the CA-14 Charger Sleeve for the FNB-40,
-41, -42, and FNB-49, and comes wired for the mains voltage in the area sold.
The rapid mode automatically brings the battery pack
up to full charge as fast as safely possible using a peak voltage sensor. A red LED lights during rapid charging, and when the pack approaches full charge, the charger reverts to trickle mode (green LED), to
prevent self-discharge. The rapid mode recharges a
fully-discharged battery in about one hour.
FBA-15 Dry-Cell Battery Case
The FBA-15 dry-cell battery case uses four
“AA”-size (UM-3) batteries. Maximum power output is about 2 watts VHF, 1.5 watts on UHF. Use alkaline cells for best performance. For ease of battery installation, insert the + end in first, then press the
-
end so that the battery “snaps” into place. Note: the lower single battery can be ejected by pulling upward on the thin strip.
Caution! The FBA-15 must not be used with re­chargeable cells. It lacks the necessary thermal and over-current protection circuits provided in the FNB
series Ni-Cd Packs.
One or more of the above battery packs/cases may be supplied with the transceiver. If you need a bat­tery, contact your Yaesu dealer. We do not recom-
mend using any other type of battery, and doing so may affect your warranty.
Battery Removal & Replacement
m
Make sure the power is switched off, and remove
the protective soft case, if used.
m
Hold the radio face down in your left hand, and with
your right hand, press the Battery Release button behind the antenna jack while sliding the battery down
1/4
inch. Then lift the battery away.
To open the FBA-15 battery case, hold it in your right hand, inside up, and slide the release catch upward while slipping your left index finger under the notch to the left of the release catch to lift the panel. Always
replace all four batteries, paying attention to the polarity indicated inside the case.
To replace the battery case panel, align the two notches at the bottom edge first, then press the top edge into the case.
Do not attempt to open any of the rechargeable Ni-Cd packs, and do not install rechargeable cells in
the FBA-15, as they could explode if accidentally
short-circuited.
VC-23 VOX
Headset
The VC-23 connects to the
MIC/EAR
jack on the right side of the radio. It consists of a headband-supported earphone and attached boom microphone, allowing hands-free VOX (voice-actuated transmit) operation with the transceiver. For further details, refer to the VC-23 Operation Manual.
Other Accessories
MH-34 Speaker/Microphone
The Speaker/Mic can increase operating conven­ience and extend communications range. It includes a 4-contact plug which mates with the
Mic/Ear
jack on the right side of the transceiver, disabling the internal speaker whenever the plug is inserted. The cable lets you clip the transceiver to your belt, or hold it above obstructions for better coverage.
Controls & Connectors
TOP
& Front Panel
@
The outer ring adjusts receiver volume, and the
inner knob tunes, selects memories and other
menu
functions and settings.
@
This LED glows red when transmitting, and green when the noise squelch is open (channel busy) dur­ing reception.
@
This SMA jack accepts the supplied flexible an­tenna, or another antenna designed to provide
50-52
impedance on the 2-m and
70-cm
band.
@The upper PTT (Push-to-Talk) button activates the transmitter. Hold this button while speaking across the front of the radio to transmit.
@
Press this button to override the squelch, either to set the volume, or to defeat tone squelch temporarily so you can hear weak or all signals.
@
-
L.--r
8
The (lower) LAMP button illuminates the display
when operating in the dark.
@
This
4-mm
coaxial jack accepts 5-13 VDC at
2A, via the E-DC-5B cable, to power the transceiver from an external supply. We recommend using this jack only with the optional cable.
@
This Q-conductor,
3.5-mm
mini phone jack pro­vides 8-R audio output and accepts microphone in­put
(2-kQ) for using an optional earphone,
speaker/mic
or packet tnc. The internal loudspeaker
and microphone are disabled when this jack is used.
Rear (battery pack installed)
8
Press this button to release the battery for re-
moval.
@
Install the latch-on belt clip here.
Note:
the protective rubber covers over the EXT DC and Mic/Ear jacks must be pressed over them when not in use, to protect the inside of the transceiver from dust and water.
_~-~ _-_
_-.“--l.
._..
--.”
~.“- -“--.-.-x~ -. ._.“.” ._._. ---_.
“.--
Display
Indications
HoME
Channel CTCSS CTCSS Digital
Alt. Key Functions Active
Page Code Enable
DTMF Autodial
Rx Signal Strength
LOW
DW SKIP
T.PAGE
CODE
-------yL -..-_-..-_
-/IL,
..,._”
__ I- .
_--
.---
Auto Power Off
I
\
\\
Weak Battery Voltage Memory Scan Skip
DTMF
paging
DTMF’Code I..~w
TX
Battery ’ CTCSS Bell
Trigger Paging
Squelch
Power Saver
Specifications
General
Receiver
Frequency range (MHz):
Circuit type: Double-conversion
superheterodyne
(transmit)
, (receive)*
Channel steps: Emission type: . Supply voltage: Current consumption:
Antenna (SMA jack):
Case size (WH D): Weight (approx.):
144 ~ 148,430 ~ 450
IFS:
45.1
MHz &455
kHz
76 ~ 200,300 - 400
Sensitivity:
0.16uV for 12
dB
SINAD
(VHF)
400 ~ 540,590 ~ 999
0.18uV for 12
dB
SINAD
(UHF)
(cellular blocked on 800 MHz)
Adj. ch. selectivity: 65
dB
5, 10,
12.5, 15, 20, 25,
&50kHz
Intermodulation:
65
dB
F2, F3 4~16VDC
AF output:
0.5 W @
81R
(10% THD)
250
uA
Auto Power Off
24
mA
Stby (saver on)
Transmitter
Power output (@ 9.6 V):
approx. 5.0, 2.8, 1, & 0.1 W
200
mA
Rx (approx.)
55
mA
Rx (squelched)
1.5ATx(5
W)VHF
Frequency stability: Modulation system:
better than lt5 ppm variable reactance
1.6ATx(5
W) UHF YHA-58 rubber helical 57x99x30 mm w/FNB-40 355 grams with FNB-40,
antenna, belt clip
Maximum deviation:
*:5 kHz
FM Noise (8 1
kHz):
better than -40
dB
Spurious emissions:
>60 dB
below carrier
AF distortion (@ 1
kHz):
< 5%, w/3.0 kHz
deviation
Microphone type:
2-k&I
condenser
*Specifications are subject to change without notice, and are guaranteed within amateur bands
on/y.
Frequency ranges and repeater shift vary according to trans­ceiver version, check with your dealer.
Before You Begin
A Few Notes on Safety
When properly cared for, the
FT-S5OR
should provide many years of operating pleasure. However, please read the following items concerning its use:
Battery Charging
Rechargeable batteries contain encapsulated
NiCd
(Nickel Cadmium) or
NiMH
(Nickel Metal Hydride) cells. When used properly, they present no operator hazard; however, please note the following points:
l
Do not dispose of
NiCd
cells in the public waste system, as this may present a possible soil contami­nation hazard. Check with your local waste man­agement bureau for recycling programs available in your area.
ml
Nickel-Cadmium Rechargeable
aa
Battery - do not dispose of into waste system.
Recycle batteries in accordance
NiCd
with local regulations.
l
Never discard any batteries into a fire!
Never allow the charging terminals on the battery to short
-
the ceils can be damaged and the heat generated can burn the skin!
l
Do not recharge the battery pack with unapproved
chargers.
Modern battery chargers use special circuitry to pro­vide the optimum charge rate and place the battery in a trickle charge state when complete. The use of other chargers could possibly damage your battery pack, and your radio.
l
Never allow the battery charging terminals to short!
While the recessed charging terminal on the battery
pack offers a degree of safety from inadvertent short-
ing, never insert any metallic objects into or across the terminals. When separating the battery from the transceiver, never lay it down onto a metallic surface.
The heat generated from a shorted pack can destroy
the cells and possibly burn the hand holding it.
Exposure to Water
While the
FT-50R
utilizes a water-resistant “clam­shell” design with rubber o-rings to seal out moisture, common
sense must prevail...should the radio be­come exposed to water, use a soft cloth to wipe off any excess drops.
If for any reason the radio is submersed, do not
turn
it
on...remove
the battery pack, wipe off the excess water from both the radio and battery, and allow them to dry at roorn temperature (no forced heat) for sev­eral days before powering it on again. If the radio fails to function, turn it off immediately and contact your dealer for service information.
Whenever possible, charge batteries at close to room temperature. Charg­ing at temperatures below 77F/23C
,can
cause electrolyte leakage and re­sult in battery damage. Charging at high temperatures (above
95F/35C)
may reduce charge capacity.
RF Radiation Hazard Statement
In 1985, the US. Federal Communications Commis­sion (FCC) adopted a safety standard for human exposure to Radio Frequency (RF) electromagnetic
radiation generated by FCC-regulated equipment. The proper use and operation of this transceiver will
result in exposure to the operator substantially below
those limits recommended by the FCC. However, the following tips are recommended for maximum opera­tor safety:
l
Do not press the PTT (Push To Talk) switch unless
you actually desire to transmit.
l Hold the transceiver a few
inches from your mouth when transmitting, so that the an­tenna is not in direct contact with your face or eyes.
l When not using the trans-
ceiver, store it in a safe place, out of the reach of children.
l
Do not operate any transmitting equipment near
unshielded blasting caps!
Do not hold the transceiver with the antenna touching exposed parts of the body while transmitting, especially the face and eyes.
Getting Started
First Steps
Before operating the transceiver the first time:
n
Charge the battery pack completely (if using a
rechargeable pack). If using an FBA-15 dry-cell battery case, install alkaline batteries as described on page 5.
m
Mount the battery pack on
the back of the radio: hold it with the rounded top edge 1/3
-inch (8 mm) lower than
top,
edge of the radio, press the four tabs on the battery into the slots on the radio, and slide the battery up until it clicks.
m
Screw the supplied antenna
onto the
antenna jack. Never
operate the transceiver with­out an antenna connected.
t
t.
-‘t
1
I
n
To install the belt clip, slide it up onto the battery
pack rails until it “clicks” (locks into place). To re­move it, slide the release lever to the left, then press the clip down and off of the mounting rails.
CT)
If you have a
speaker/mic,
we suggest you not connect it until you are familiar with basic opera­tion.
antenna installation
belt clip installation
slide lever left
to release
Powering On
To turn the transceiver on, push in the orange
PWR
button for M second. If the radio has not been used before, the display should appear like that below.
The larger frequency readout is the
main
channel,
while the smaller one to the right is called the
sub
channel. The 6! symbol indicates which VFO (A or B)
is selected for operation, and the
blinking
SAVE
indi-
cator lets you know that the
battery
saver is enabled
from the factory (we will cover more on this later).
63
When you turn on the radio the first time, you will
hear channel noise, and will
need to set the squelch
/eve/ as explained on the following page.
Knob Functions
Let’s spend a few moments on how the knob func­tions, as understanding its proper use will make it easier to operate the rig and configure various fea­tures as we continue through the manual.
As shown in the illustration, the lower ring adjusts the volume. Set it for a comfortable level while receiving a station, or else press the middle monitor switch
(below the PTT) to disable the squelch, and adjust the volume level on background noise.
Rotating the knob tunes in the default step size on the VFO, or else selects programmed memories dur­ing MR (Memory Recall) operation.
Pressing the knob
mornentariljl (< 0.5s)
selects the
band of operation.
Holding
it longer recalls the menu list, from which various transceiver functions are enabled and their settings are configured.
Lower Ring -
rotate for
volume level adjustment
knob
-
rotate to tune
channels,select
mem-
-ories or menu settings
<0.5 sec
I4
L/J
E
S
knob -
press to switch bands or view default menu settings.
H-
~
P
bO.5
sec
D
knob, - hold to recall the menu function list,
Let’s start by setting the receiver squelch:
a
Hold (> 0.5 sec.) the knob down until the beep
sounds, then turn the knob (if necessary) to select
GIL -or-.
c--
.__I_-
----
or
funqtion #
‘7
SAVE
_ --
__-.
---
m
The name or abbreviation at the left is the function
title, with its number displayed to the right. You can turn the knob to scroll through all 32 functions.
m
Momentarily pressing the knob shows the default
setting for the displayed function (in this case it is the squelch level, which ranges from 0 to 15):
r
_~__..._
-~-. -~
1--.-__
El
setting
\
function
L -____._
I_^
._.. ~.
SAVE
_ _
m
Rotate the knob a click or two past the point where
channel noise is muted, then exit the menu list by simply pressing the PTT (the radio does not trans­mit). The display reverts to show channel data.
Note - Pressing the knob with a menu active replaces the function number (at the right in the sub display) with either a number
(8),
letter or abbreviation
(OFF), or a symbol
(Q? ).
In some cases the function name (at the left) may also change, to describe the setting more clearly.
Follow the instructions carefully when starting out, until you become familiar with the abbreviations and symbols used with each menu function and its asso­ciated settings.
Things to remember...
The procedure just covered is used throughout the manual to access functions and change settings as desired. Once again,
the three basic
l
Hold the
knob down to recall the tnenu list, then turn
the knob to select the desired
tnenu
function
(number).
l
Press the knob to display the various function set-
tings or state, then turn the knob to change or select
it as desired.
l
Press the
PTT to
save the change and exit.
The Keypad
The standard FTT-11 keypad permits quick access to the most commonly-used transceiver functions. The optional FTT-12 keypad adds digital voice re­cording/playback, DTMF code squelch and CTCSS decode capability.
-- -
\
DUAL
BAND
\
1 PAGE 2 CODE
BDTMF
LW LCK
cjc.~c~c~
4SAVE 5AP0
6 RPT
c 1
CL I
c
I
7 STEP 8 TX SAVE 9 BEEP
Cl
Cl
Cl
MRSKIP+ OSQL VFODW
c I c > c-
I
-Y
-- -~
,..-
FTT-12
FTT-12
ONLY
Both keypads are similar in appearance, with the FTT-12 having two additional labels on the pad sur-
face for the digital recording system
(I$!?$
and
fi,
specifically). Throughout the manual, features re­quiring the FTT-12 are highlighted as such.
important -
Normal key presses should be very
quick -just a tap. Keys, like the knob, are sensitive to the duration they are depressed. In some cases tapping a key and holding it ‘longer will activate a
different function, and produce different results and
display indications. The instructions specify when a
key is to be held down.
To indicate when several keys have to be pressed in sequence, we show an arrow
(-+) between them. Do
not press more than one key at time unless the instructions say so.
One or more beeps indicate key contact has been
made (if the key has a function). You can disable the beeper as described later, but we recommend keep­ing it enabled while getting to know the key functions, since the pitch and number of beeps can be useful
feedback.
A several-second timer starts when you press
&,
and automatically restarts when you turn the knob. Pressing other keys may shut off the timer as the resulting change in operation occurs, or restart the timer so you can select various functions.
Also, after changing a setting, you can usually return to the operating frequency display by pressing the PTT button at the top left corner of the radio. It does not transmit unless the operating frequency is dis­played. The front keypad generates standard DTMF tones when pressed while transmitting.
While reading about operation, if you are unsure about the location or function of a button or display item, refer to Controls and Connectors and Display sections on pages 7 and 8.
Your first
QSO
Adjusting the Volume
0
Turn the outer ring of the knob on the top panel
control to adjust the volume. If there is no signal,
you can override the squelch by holding the center
button (on the left side below the PTT switch), to
set the volume on background noise.
Squelch Setting
m
To adjust the squelch, hold the knob down for
%
second,
then turn it, if necessary, so that CDL
-0 I-
is displayed.
m
Press the knob again momentarily, then turn it to
set the squelch threshold (0 to 15) so the receiver is silenced (the
BUSY/TX
LED turns off). Press the
PTT momentarily when done.
US’Keypad
shortcut for setting the squelch
n
Press
?I->?),
turn the knob to set the squelch
level, then press the PTT to save
and exit.
--~-
_.-._ -.-..-
.----.-- .--;- _... -__,-_l”-_LI-l ,__ _ __-__-___.,
Squelch Sensitivity
First set the volume to mid range, then adjust the squelch (with no signal): slightly past the point where background noise is silenced and the green
BUSY/TX
LED is extinguished. If set higher, sensitivity to weak signals is reduced, if set too low, “falsing” on back­ground noise and weak stations will result.
AL ._-__..- _.~‘. -. _-_-..
Tuning & Direct Frequency Entry
n
Tune to the desired frequency using the inner knob:
press 8 at the lower right momentarily, and turn the knob to select the MHz range, then wait 5 seconds or press
ewj
again and turn the knob to
select the frequency.
m
You can enter frequencies directly from the keypad
as well; just key in all the digits. For example, for
146.520 MHz enter:
‘~~~-,‘~;-,~~-,~“,-)2~j_)~,
If you want to enter an even whole frequency, like
140.00 MHz or 146.000 MHz, there’s a shortcut,
Pressing
“?“P
after any entry truncates the remaining
digit places to zero: enter 146.500
l~~~,'~j~,~,~,~pg~,V~pp
enter 146.000
yGj+
4~3+5r3+
vp",
enter 140.000
'~~-->'~j&QPp
Transmitting
cfl
To transmit, wait unit the channel is clear; press the
PTT (Push To Talk) and speak in a normal voice. Keeping the transceiver a few centimeters from your mouth will result in best audio clarity. Release the PTT to receive again.
Important
- The PTT switch should be pressed in­ward and in a slightly downward direction for proper operation. Do not press the PTT switch in an upward direction, as this cause unreliable closure of the PTT switch, and it may damage the rubber boot.
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