Radio Shack 19-903 Owner'S Manual Download Page 5

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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...........................................................…….......…...………….......0.5

µ

V

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

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