Radio Shack 21-1904 User Manual

www.radioshack.com

22 Ch GMRS/FRS

SM

Two-way Radios

OWNER’S MANUAL —
Please read before using this equipment.

Antenna

Display

PTT (PushtoTalk)

Func (Function)

d / e —Pressto
changechannelsor
select functions.

— PANIC

!

21-1904

Ð

off

(ON/OFF/VOLUME)

Ï — (WEATHER)

CALL

MENU

DC 6V

IMPORTANT

!

If an icon appears at the end of a paragraph, go to the box on that page with the
corresponding icon for pertinent information.

— Warning!— Important  —CautionÔ —Note

o

© 2003 RadioShack Corporation.

All Rights Reserved.

RadioShack, RadioShack.com, and Adaptaplug are trademarks

used by RadioShack Corporation.

!

EAR/MIC

CONTENTS

Powering the Radio .............................................................................. 5

Using Batteries ................................................................................. 5

Recharging Ni-Cd or Ni-Mh Batteries ............................................... 7

Operation ............................................................................................. 8

Turning the Radios On/Off and adjusting the Volume ....................... 8

Transmitting ...................................................................................... 8

Selecting a Channel .......................................................................... 8

FRS Frequencies Chart .................................................................... 9

Selecting Quiet Codes .................................................................... 10

Quiet Code Chart ............................................................................ 11

Using Scan ..................................................................................... 12

Using Key Lock ............................................................................... 12

Using Key Tone and Vibrate ........................................................... 12

Using VOX ...................................................................................... 13

Using APO ...................................................................................... 14

Using Hi/Lo transmitter power ........................................................ 14

Using Courtesy Tone ...................................................................... 15

Using a Headset ............................................................................. 15

Using the Weather Function ........................................................... 15

Setting the WX Alert ....................................................................16

Direct Call Operation .......................................................................... 17

Setting Home ID ............................................................................. 19

Setting Direct Call ........................................................................... 19

Call Melody ..................................................................................... 20

Using Panic ..................................................................................... 21

Using the Swivel-Belt Clip ............................................................... 22

Using an Optional Wrist Strap ......................................................... 22

Care ................................................................................................... 22

Service and Repair ............................................................................. 23

FCC Information ................................................................................. 23

FCC License Required ................................................................... 23

The FCC Wants You to Know ......................................................... 25

Safety Information ........................................................................... 26

Specifications ..................................................................................... 27

2

Thank you for purchasing the

.

RadioShack 22 Ch GMRS/FRS
Two-Way Radio. This is a lightweight,
palm-sized radio, which provides short­range voice radio communication (up to
five miles) to let families and groups
keep in touch with each other on
specific reserved channels.

OPTIONAL

ACCESSORIES

Your radio has 22 channels and 38
different quiet codes, which you can
use to talk with another person who has
aGMRSorFRSradiosettothesame
frequency as your radio. Your radio
also has auto-squelch, so you will not
hear anything on a channel unless
someone is transmitting nearby on the
same channel.

You can connect an optional speaker/
microphone and earphone to the radio
(neither supplied, available at your local
RadioShack store).

Yourradio’s displayhas abacklightthat
turns on for about five seconds when
you press any key except

PTT.

Headset with Mic

Batteries

Cigarette-Lighter Adapter

21-1930 Fast Charger –
cuts charging time down
to about one or two
hours.Specificallyfor the
21-1902, 03, 04, and 05

3

Yourradioalsofeatures:

• Channel Scan — use to find other
GMRS/FRS users.

• Key Beep — each time you press
a key, except PTT or FUNC,the
radio beeps once.

• Vibrate — vibrates for two
seconds when receiving a signal if
the radio has been idle for more
than 30 seconds.

• Voice Operated Transmission
(VOX) — enables standalone
usage and works with a hands free
accessory.

• Automatic Power Off —theradio
automatically turns off when the
radio is idle for 30, 60 or 90
minutes.

• Hi/Lo power selection —select
the transmit power 0.5W or 1.5W
for a GMRS channel.

• Courtesy Tone —attheendof
transmission, the radio (receiver
side) sounds a tone to confirm the
end of transmission.

• Caller ID— in the transmitter you
can select the receiver radio to
receive a call. In receiver, the radio
will receive the call that is

4

addressed to the radio and display

.

the transmitter ID number on the
LCD.

• Panic — if you have an
emergency situation, press

!

and

the radio generates an alarm.

• Phase-lock Loop (PLL)
Controlled Circuitry — provides
accurate and stable channel
selection.

POWERING THE
RADIO

USING BATTERIES

Your radio requires four AAA batteries
(not supplied) for power. You can use
alkaline, rechargeable nickel-cadmium
(Ni-Cd) or nickel-metal hydride (Ni-MH)
batteries.Ô

1. To turn off the radio, rotate
OffÐ clockwise until it clicks.

2. Pull down on the battery
compartment cover, and remove it
from the compartment.

Ô Battery Notes Ô

• Use only fresh
batteries of the
required size and
recommended type.

•Donotmixoldand
new batteries,
different types of
batteries (alkaline or
rechargeable), or
rechargeable
batteries of different
capacities.

• Dispose of old
batteries promptly
and properly.

• Do not burn or bury
batteries.

• If you do not plan to
use the radios for a
month or more,
remove the batteries
Batteries can leak
chemicals that can
destroy electronic
parts.

3. To use Ni-MH or Ni-Cd
rechargeable batteries, set
CHARGE ON/OFF inside the

5

WARNING

y

o

• If you use non­rechargeable
batteries, be sure to
set CHARGE ON/
OFF to OFF. Non­rechargeable
batteries can get hot
and explode if you tr
to recharge them.

o

battery compartment to ON.Touse
non-rechargeable batteries, set
CHARGE ON/OFF to OFF.

4. Install four AAA batteries
according to the polarity symbols
(+ and –) marked inside the battery
compartment.

o

5. Replace the cover and push the
latch up until it clicks. Then rotate
Off Ðcounterclockwise until it
clicks to turn on the radio.

Ë

indicate how much battery power
remains. When ² flashes, replace
alkaline batteries or recharge Ni-Cd or
Ni-MH batteries.

6

appears on the display to

RECHARGING NI-CD OR





r

t

CAUTION

I-MH BATTERIES

N

The radio’s DC 6V jack is for charging
Ni-Cd or Ni-MH batteries and powering
the radio. You can recharge Ni-Cd or
Ni-MH batteries inside the radio at
home or in your vehicle, using a 6V,
1000mA AC or DC adapter and a size
H Adaptaplug

TM

connector.  Ô

1. Rotate Off Ð clockwise until it
clicks to turn off the radio.

2. Pull down the latch on the battery
compartment cover, and remove
the cover.

3. Set

CHARGE ON/OFF to ON.

4. Place four Ni-Cd or Ni-MH
batteries in the compartment
according to the polarity symbols
(

+ and –) marked inside. Then

replace the cover and push the
latch up until it clicks.

5. Attach the Adaptaplug to the
adapter so TIP reads positive (

6. Connect the Adaptaplug’s other
end to the radio’s

DC 6V jack and

plug the adapter into a standard

+).

You must use a Class 2
power source that
supplies regulated 6V
DC (Not more than 6V)
and delivers at least
600mA. Its center tip
must be set to positive
and its plug must fit the
radio’s DC 6V jack.
Using an adapter that
does not meet these
specifications could
damage the radio or the
adapter.

Ô NOTES Ô

• Complete charging
takes about 14-16
hours with a standard
AC or DC adapter. If
you want to charge
batteriesfaster,usean
optional “smart
charger” (Catalog
number 21-1930).

• Ni-MH batteries take
longer to charge than
Ni-Cd batteries.

• The power duration fo
a fully charged
Ni-MH battery is
approximately 13
hours.

• You can charge the
radio while it is on, bu
only if you connect it to
a DC-DC regulated
and filtered adapter.

7

AC outlet or vehicle’s power
source.

7. When charging is complete,
unplug the AC or DC adapter from
the power source, and disconnect
it from the radio’s DC 6V jack.

OPERATION

TURNING THE RADIOS

N/OFF AND ADJUSTING

O

THE VOLUME

Rotate Off Ð to turn the radio on or
off and adjust the volume.

Ô NOTES Ô

• Use of this radio
outsidethecountryin
whichit was intended
to be distributed is
subject to
government
regulations and may
be prohibited.

• Tosavepower,the
radio automatically
stops transmitting
when you hold down
PTT for about two
minutes.

8

TRANSMITTING

Hold down PTT tosendapagetoother
FRS radios set to the same channel
(and the same quiet code, if you
selected one).

PTT to stop transmission.Ô

TX appears. Release

SELECTING A CHANNEL

Presseor
channel. The selected channel number
appears.

to select the desired

d

FRS FREQUENCIES CHART

Channel Frequency (MHz) Description

1 462.5625 FRS 1/GMRS Interstitial
2 462.5875 FRS 2/GMRS Interstitial 2
3 462.6125 FRS 3/GMRS Interstitial 3
4 462.6375 FRS 4/GMRS Interstitial 4
5 462.6625 FRS 5/GMRS Interstitial 5
6 462.6875 FRS 6/GMRS Interstitial 6
7 462.7125 FRS 7/GMRS Interstitial 7
8 467.5625 FRS 8

9 467.5875 FRS 9
10 467.6125 FRS 10
11 467.6375 FRS 11
12 467.6625 FRS 12
13 467.6875 FRS 13
14 467.7125 FRS 14
15 462.5500 GMRS Primary 1
16 462.5750 GMRS Primary 2
17 462.6000 GMRS Primary 3
18 462.6250 GMRS Primary 4
19 462.6500 GMRS Primary 5
20 462.6750 GMRS Primary 6
21 462.7000 GMRS Primary 7
22 462.7250 GMRS Primary 8

9