Radio Shack 21-1935 Two-Way Radio User Manual


 
Thank you for purchasing your 2-way radio
from RadioShack. You can talk to others in
the next room, next door, and around the
neighborhood. Your radios transmit and receive
General Mobile Radio Service (GMRS) and
Family Radio Service (FRS) frequencies.
21-1935
18-mile GMRS/FRS
2-way radio with charger
Your radio has 22 channels and 142 quiet
codes. To talk to others, you must be on the
same channel and quiet code if it is activated.
To select a channel and quiet code:
1. Repeatedly press U or V to select a channel (1-
22).
2. Press TONE/SCN. The quiet code number
ashes.
3. Repeatedly press U or V to select a quiet code
(oFF or 1 - 142).
4. Press TONE/SCN again.
• Quiet codes limit authorized users and
reduce interference.
• Code oFF indicates that you have no quiet
code selected. Your radio can receive a
signal regardless of other radio settings.
channel frequency chart
Ch. Cross Ref. Ch. Cross Ref.
1 462.5625 FRS & GMRS 12 467.6625 FRS
2 462.5875 FRS & GMRS 13 467.6875 FRS
3 462.6125 FRS & GMRS 14 467.7125 FRS
4 462.6375 FRS & GMRS 15 462.5500 GMRS
5 462.6625 FRS & GMRS 16 462.5750 GMRS
6 462.6875 FRS & GMRS 17 462.6000 GMRS
7 462.7125 FRS & GMRS 18 462.6250 GMRS
8 467.5625 FRS 19 462.6500 GMRS
9 467.5875 FRS 20 462.6750 GMRS
10 467.6125 FRS 21 462.7000 GMRS
11 467.6375 FRS 22 462.7250 GMRS
• Use FRS (LO) channels 8 - 14, with a range
of up to 5 miles, for longer battery life. Use
GMRS (HI) channels 1 - 7 and 15 - 22, with
a range of up to 18 miles, for more power.
• You can boost the typical range of GMRS
channels only when operating on a Ni-MH
battery pack. When you press BOOST
while using alkaline batteries, TXHI
appears instead of BOOS and the range is
not boosted.
This product is warranted by RadioShack against manufacturing defects
in material and workmanship under normal use for one (1) year from
the date of purchase from RadioShack company-owned stores and
authorized RadioShack franchisees and dealers. For complete warranty
details and exclusions, check with your local RadioShack store.
RadioShack Customer Relations
300 RadioShack Circle
Fort Worth, TX 76102
04/04
Keep your radios dry; if they get wet, wipe them dry immediately.
Handle your radios carefully; do not drop them.
Wipe your radios with a damp cloth occasionally to keep them looking new.
installing batteries
To install the battery pack
or AAA batteries (not
included), release the
latch, remove the battery
compartment cover, install
the battery pack according
to the label and replace the
cover.
• Dispose of old
batteries promptly and properly. Do not burn or
bury them.
• Use only fresh batteries of the required size and
recommended type. Do not mix batteries of
different sizes or chemistries.
• If you do not plan to use your radio for a month
or more, remove the batteries. Batteries can leak
chemicals that can damage electronic parts.
charging your radios
Battery packs take about 16 hours to fully charge.
When the battery is low, BATT appears and
ashes. Recharge the battery pack. You can charge
in one of three ways: using AC adapters, cradles or
your car adapter (not included).
• Do not recharge alkaline batteries.
• To prolong the life of your rechargeable batteries,
always fully discharge your battery pack before
recharging.
• You cannot recharge AAA type rechargeable
batteries.
charging with AC adapters
1. Turn off the radio.
2. Connect the supplied AC adapter to the DC 9V jack of
the radio and to a standard wall outlet.
3. Charge the battery pack for 16 hours
until stops ashing.
charging using the cradles
1. Plug the supplied AC adapter into the
cradle and a standard wall outlet.
2. Turn off the radio and place in the
charger.
3. Charge the battery pack for 16 hours
until stops ashing. Then remove
the radio from the cradle after charging.
using vehicle battery power
You can charge the radio using a 9V, 210 mA DC
adapter and a size H Adaptaplug
TM
TM
adapter (neither
supplied). Both are available at RadioShack.
You must use a power adapter that supplies 9V
DC and delivers at least 210 mA. Its center tip
must be set to positive and its plug must t the
radio’s DC 9V jack. Using an adapter that does
not meet these speci cations could damage the
radio or the adapter.
1. Turn off the radio.
2. Insert the Adaptaplug into the adapter’s cord
with center tips set to positive +. Then, insert the
Adaptaplug into the radio’s 9V jack and plug the other
end of the adapter into your vehicle’s power adapter
socket.
3. Charge the battery pack for 16 hours until stops
ashing.
automatic power save feature
After three seconds of inactivity, your radio switches
to Power Save mode. The radio can still receive
transmissions in this mode.
attaching belt clips
Attach each belt clip by sliding the
belt clip down. To remove, lift the
tab and slide the belt clip upward.
making a call
1. Turn on the radio.
2. Verify the person you wish to talk to is on the same
channel.
3. Press PTT (push to talk) to talk, then release to listen.
muting keystroke tones
To mute the keystroke tones, press and hold
D-CALL while turning on the radio. To reactivate the
keystroke tones, turn the radio off. Then turn it back
on while holding down D-CALL.
activating roger beep
A roger beep is sent to notify the end of a
transmission. To activate the roger beep, press and
hold U while turning on the radio. To deactivate the
roger beep, turn the radio off. Then turn it back on
while holding U. You can hear a sent roger beep
when the keystroke tone feature is on.
This radio operates on the General Mobile Radio Service (GMRS)
frequencies when using Channels 1—7 and channels 15—22. You
must have a GMRS license issued by the Federal Communications
Commission to legally use these channels. For licensing information and
application forms, visit the FCC online at: www.fcc.gov/wtb/uls or call
the FCC hotline at 1-800-418-3676. If you have any questions, you can
contact the FCC direct at 1-888-225-5322.
No license is required for operation on channels 8-14 or operation on
any channel in Canada.
Channels .................................................................................................................................15 GMRS / 7 FRS / 7 Weather
Quiet Codes ............................................................................................................38 Sub-Audible Tones, 104 DCS Codes
Operating Frequency
GMRS/FRS .............................................................................................................................UHF 462.5500 - 467.7125 MHz
WX .................................................................................................................................................162.4000 - 162.5500 MHz
Range
Channels 8 -14 ................................................................................................................................................. Up to 5 miles
Channels 1 - 7, 15 - 22 .............................................................................. Up to 10 miles (or up to 18 miles with BOOST)
Power Source ...................................Ni-MH battery pack (supplied) or 4 AAA Alkaline Batteries (optional, not supplied)
Battery Life (5/5/90 duty cycle) ......................................................................... About 12 hours (with Ni-MH Battery Pack)
Speci cations are typical; individual units may vary. Speci cations are subject to change and improvement without
notice. Actual product may vary from the images in this document.
WARNING! The Federal Communications Commission has adopted a safety standard for human exposure to radio frequency electromagnetic energy
emitted by FCC regulated transmitters. It is up to the user to properly operate this radio transmitter to insure safe operation. Please adhere to the
following: Never allow children to operate the radio without adult supervision and the knowledge of these guidelines. Avoid touching the antenna
when transmitting. Do not use the radio with a damaged antenna. Please contact your local RadioShack store for a suitable replacement. This
device was tested for typical body-worn operations. Use only the supplied belt-clip to maintain compliance with FCC RF exposure requirements.
For hand-held operation, the radio should be held 1 inch from the user’s face. Use only the supplied accessories to comply with FCC RF exposure
requirements. For more information about RF exposure, please visit the FCC web site at www.fcc.gov.
Changes or modi cations not expressly approved by RadioShack may cause interference and 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 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.
NOTES
Please read this user’s guide before
installing, setting up, and using your new product.
www.radioshack.com
GMRS/FRS Radios (2)
NOTES
UTZZ01018AZ(0)
21-1935
01A06
Printed in China
©2006 RadioShack Corporation.
All rights reserved. RadioShack and RadioShack.com are trademarks used by
RadioShack Corporation.
Charging Cradles (2) AC Adapters (2)Battery Packs (2) Belt Clips (2)
NOTES
NOTE
To access advanced features, repeatedly press MENU/GRP to scroll through the menu.
To exit, press PTT, BOOST, MON, D-CALL, WX/ALERT, or TONE/SCN or wait 10 seconds for the radio
to automatically exit. Or, press MENU/GRP at the key lock setting.
scramble
You can use scramble mode if you want to make a private conversation. This works by garbling your
transmission to unwanted listener. Be sure that your party also sets their radio to the scramble mode to
listen in. To scramble your conversation:
1. Repeatedly press MENU/GRP until SCRM appears.
2. Use U or V to select on or off.
voice operated transmission (VOX)
Voice Operated Transmission (VOX) mode enables handsfree operation. To use VOX mode:
1. Insert a headset microphone into the headset jack.
2. Repeatedly press MENU/GRP until VOX appears. Selecting oF (OFF) disables VOX.
3. Repeatedly press U or V to select a VOX sensitivity level (1 - most sensitive to 5 - least sensitive) to suppress
background noise. This helps prevent unintended transmission.
call tones
To change call tones:
1. Repeatedly press MENU/GRP until CALL appears.
2. Repeatedly press U or V to select a call tone (1 - 10).
3. To transmit the selected call tone, press D-CALL.
4. To cancel the tone, press PTT or BOOST.
silent mode
When silent mode is on, all incoming calls are muted, the backlight blinks, and “SLNT” and the call icon
display to alert you of an incoming call. If you do not respond to the call within 15 seconds, the backlight
turns off, and the miss call icon will continuously blink. Silent mode is disabled for 15 seconds when you
transmit or press any other key, or after you receive the last signal.
To enter silent mode:
1. Repeatedly press MENU/GRP until SLNT appears.
2. Repeatedly press U or V to select on or off.
3. To con rm the setting and exit the menu mode, press MENU/GRP twice.
• To prevent unwanted silent alerts, be sure to use a quiet code whenever you use the silent mode feature.
• Even during silent mode, you can hear other users when you turn on the channel scan and an active
channel is detected.
key lock
To lock the radio keys:
1. Repeatedly press MENU until LOCK appears.
2. Press U or V to select oF (OFF) or on (ON).
3. To con rm the setting, press MENU/GRP. If you do not con rm your selection, the keys will not lock.
4. To unlock the keypad, turn the radio off and then back on.
In order to use group mode Direct Call and Auto Channel
Change, you need to initialize the following settings on your
radio:
Set the radio to Group Mode
Set a Group Number
Set a Ring Tone
Set a Unit Number
• Set a Nickname
setting the radio to group mode
To set the radio to group mode, press and hold MENU/GRP for 2
seconds. The radio displays oF GRUP.
Press U to display on GRUP, then press MENU/GRP to continue
to the next section.
In group mode, you cannot receive transmissions from other
radios unless they are also set to the same channel and group
number.
setting a group number
Set a group number from 0-142, so the group member can
select the same group number to communicate with each other.
1. Press and hold MENU/GRP for 2 seconds. The radio displays on
GRUP.
2. Press MENU/GRP. The radio displays Gnnn (where n is a number).
Press U or V to select a group number.
3. Press PTT or BOOST to exit, or continue to the next section.
setting a ring tone
You can select a tone for a direct call.
1. Press and hold MENU/GRP for 2 seconds. Then press MENU/GRP
two times until the radio displays n RING.
2. Press U or V to select the desired ring tones.
3. Press PTT or BOOST to exit, or continue to the next section.
setting a unit number
Each radio in your group needs to be set to a different number,
from 1-16.
1. Press and hold MENU/GRP for 2 seconds, then press MENU/
GRP three times until the radio displays n _ _ _ _ (or your current
nickname).
2. Press U or V repeatedly to select the desired unit number.
3. Press MENU/GRP to set the unit number and continue to the next
section.
setting your nickname
Your nickname appears on other group member’s displays when
you make a group call or direct call. When no nickname is set,
the unit number appears.
1. Press and hold MENU/GRP for 2 seconds. Then press MENU/
GRP four times until the radio displays n _ _ _ _ (or your current
nickname) with the rst place in the nickname ashing.
2. Repeatedly press U or V to select a letter. Then press TONE/SCN
to enter it and go to the next letter. Repeat step 2 until you have
entered your nickname.
3. Press MENU/GRP to con rm the group settings menu.
using group mode
You can make direct calls to one of your group members
You can make direct calls to one of your group members
privately and quickly change everyone in your group to another
privately and quickly change everyone in your group to another
channel from a single radio.
channel from a single radio.
1. Set up the group mode instructions above on every radio in your
1. Set up the group mode instructions above on every radio in your
group.
group.
2. To record the unit number and nickname of each, send a call to
2. To record the unit number and nickname of each, send a call to
“ALL” from each radio one time (see “sending a direct call”).
“ALL” from each radio one time (see “sending a direct call”).
sending a direct call
You can call everyone in your group at once:
1. Press D-CALL in group mode. The radio ashes ALL.
2. Press D-CALL again. Everyone in your group receives a “chirp” for
about 3 seconds. When the chirp ends, begin your conversation.
If the unit number on your radio is the same as that of the
received signal, FAIL appears. In this case, change the unit
number on your radio.
Or,
Call one group member without the other members knowing:
1. To call a group member privately, press D-CALL in group mode.
Then, use U or V to select the person and press D-CALL again.
Your radio sounds a tone for 3 seconds and the selected person’s
radio sounds a tone for 10 seconds. If the person does not respond,
your radio returns to group mode after 15 seconds. You can start a
conversation by pressing PTT before the tone ends on your radio.
2. Your conversation will remain private until 15 seconds after your last
transmission. After that, your radio automatically returns to group
mode.
automatically changing channels
If the current group channel has RF interference, you can
coordinate a group channel change.
• Press TONE/SCN, the current channel and CHCX appears.
Use U or V to select your target channel. Check whether the
selected channel is vacant, then press D-CALL. Your radio chirps for
about 10 seconds while it sends out the channel change signal. As
each radio receives the channel change signal, it chirps once; then it
changes to the new channel.
To ensure all radios make it to the new channel, we recommend
you:
Operate the radio in an open environment to allow the radio the best
range.
Optimize range during the channel change signal by raising the
radio over your head for extra height.
Do a “roll call” on the new channel to make sure no radio was left
behind. If you missed someone, return to the previous channel and
issue the signal again.
Your radio can receive weather broadcasts
from the NOAA National Weather Service.
There are 7 common NOAA channel
frequencies in the US and Canada:
NOAA weather radio frequency list
Channel 1 162.550 MHz
Channel 2 162.400 MHz
Channel 3 162.475 MHz
Channel 4 162.425 MHz
Channel 5 162.450 MHz
Channel 6 162.500 MHz
Channel 7 162.525 MHz
1. To listen to a weather channel, press
WX/ALERT. WX appears.
2. Repeatedly press U or V to select the desired
weather channel. To change the channel
continuously, press and hold U or V for more
than 1 second.
3. To exit the weather channel mode, press WX/
ALERT. WX disappears.
using the weather alert
In weather alert mode, the radio operates
normally but also monitors the selected
weather channel for alerts when it is not
transmitting or in the menu mode. Your radio
sounds an alert for serious weather conditions
when it receives a weather alert.
1. Select your local weather channel.
2. Press and hold WX/ALERT; alert appears and
the sound is muted.
3. Press WX/ALERT to change the mode from
weather to GMRS/FRS. You can use the radio as
usual.
4. When the radio receives a warning signal, an
alert tone sounds for 5 seconds. alert and the
channel indicator blink. Press any key to turn off
the alert tone before it automatically stops.
5. To exit the weather alert mode and listen to the
weather channel, press WX/ALERT.
To turn off the weather alert mode before
a warning signal is detected, press and
hold WX/ALERT. alert disappears.
Scramble
VOX Level
Call Tone
Silent Mode
Key Lock
NOTES
User’s Guide
Belt clip
Tab
NOTES
PTT (Push to Talk)
Hold down to talk. Release to receive.
display with backlight
Lights up for 10 seconds when you press
any key (except PTT and BOOST).
MENU/GRP
Accesses
advanced
features and
group mode.
D-CALL
Press to send a short call tone to a
person, a group, or all radios.
WX/ALERT
Press to listen to a weather
channel.
Press and hold to set the radio
to the weather alert mode.
BOOST
Press for maximum transmission
for one minute when you’re using
a GMRS channel. Requires Ni-MH
batteries.
on/off/volume
Rotate to turn on/off or to adjust volume.
U/V
Press to select a channel.
headset jack
Connect a headset (not supplied).
TONE/SCN
Press before selecting a quiet code.
Hold down to scan all channels. The
radio pauses on active channels until
activity clears. Press PTT to transmit on
a paused channel. Press D-CALL, PTT,
BOOST, WX/ALERT or MENU/GRP,
or hold TONE/SCN for two seconds to
cancel the scan.
MON
Press brie y to monitor for weak signals on
the current channel or quiet code. Hold for
2 seconds to continuously monitor. Press
again to stop monitor.
MIC
To transmit, hold down the PTT button and
speak into the microphone.
CAUTION
NOTES
NOTES