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Operation; Technical Specifications - Radio Shack 19-903 Owner's Manual

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10. MON/FUNC Button
To hear everything happening on a channel, including weak transmission, hold down MON/FUNC button for
more than 1.5 sec. Release the MON/FUNC button to turn the auto-squelch back on.
11. External MIC/Speaker Jack
Connect an optional speaker/microphone or earphone in this jack.
12. Charger Jack
You can recharge the battery pack using the supplied battery charger. Plug the charger's barrel plug into
the CHRG jack on the side of the unit, then connect the charger to a standard AC outlet.
13. Rechargeable Ni-Mi battery pack
14. Belt Clip
To attach the belt clip, place it over the locking pin and align the screw hole. Fix it with a screwdriver.
15. Antenna
Provides excellent reception.
C. OPERATION
1. Please charge the battery pack with the supplied charger.
2. Turn VOL control knob to the unit "on". Turn the SQL knob counterclockwise to the end, and adjust the
volume to a normal listening level.
3. Turn SQL knob clockwise until background noise is just quieted.
4. Select the desired channel and/or QUIET privacy code.
5. Press Push-To-Talk button to transmit.
6. To receive, simply release Push-To-Talk button.
Note : You can only communicate with the other radios using the same channel and/or the same QUIET
privacy code as your radio.

! TECHNICAL SPECIFICATIONS

Frequency Range GMRS...............................................................462.6750~462.7250 MHz
Weather channel......................................................................162.400~163.275MHz
Channels GMRS....................................................................................................15
Weather channel.......................................................................................................10
Power supply............................................... .............................................................8.4V
Sensitivity at 12dB Sinad.................................................................................................0.5µV
Adjacent Channel Rejection.............................................................................................45dB
Audio Distortion ..................................................................................................................7%
RF Output Power................................................................................... 1W / 5W @ 8.4VDC
Harmonic Emissions......................................................................................... 55dB Hi, 48dB Lo
Dimensions (HWD).....................................................................................135*54*33 mm
Weight (without batteries).............................................................................. approx. 150g
5

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