Radio Shack TRC-506 User Manual Download Page 4

Operation 

            

Follow these steps to operate the transceivers.

1.  Straighten the whip antenna.

2.  Put on the headset.  Adjust the headset for a comfortable fit.  Put the microphone within 1 inch of your mouth.

3.  Set POWER to VOX (for hands-free communication) or MAN (for manual push-to-talk operation).

4.  Set VOLUME for the most comfortable listening level.

5.  If you selected VOX operation, set VOXMIC for best operation as follows:

 

    In a noisy environment, set VOXMIC to L (low).

    This prevents surrounding noise from keeping the transceiver in the transmit mode.

 

     You must speak louder into the microphone at this setting to make the transceiver transmit.

 

    In a quieter area, set VOXMIC to M (medium) or H (high). 

    At these settings, you do not have to speak as loudly to switch to transmit.

 

While you transmit, you hear your voice through the earphone.  If you cannot hear your voice, 
you are talking too softly -- speak a little louder or set VOXMIC to H or M.  Shouting into the 
microphone does not increase the signal strength; it only increases distortion.

If you selected manual operation, press PUSH TO TALK to transmit.  Release
PUSH TO TALK to receive.

The TRC-506 cannot receive while transmitting.  Wait for the other person to stop talking  
before you transmit.

FCC NOTICE

Your transceiver might cause TV or radio interference even when it is operating properly.  
to determine whether your transceiver is causing the interference, turn off your 
transceiver.  If the interference goes away, your transceiver is causing the 
interference.  Try to eliminate the interference by:

    Moving your transceiver away from the receiver.

    Contacting your local Radio Shack store for help.

If you cannot eliminate the interference, the FCC requires that you stop using your transceiver.

Summary of Contents for TRC-506

Page 1: ...Cat No 21 406 USER GUIDE 1 Channel Radio Transceiver lease read before usinTRCTRC 506 PR ...

Page 2: ...ully Dropping them can damage circuit boards and cases and cause the transceivers to work improperly Keep the transceivers away from dust and dirt which can cause premature wear of parts Wipe the transceivers with a wet cloth to keep them looking new Do not use harsh chemicals cleaning solvents or strong detergents to clean the transceivers Use only fresh 9 volt batteries Always dispose of the old...

Page 3: ...ge building or to talk to your crew on a construction site The uses for your TRC 506s are practically unlimited The TRC 506s special features include Up to 1 4 Mile Transmission Range You get clean noise free reception through the double conversion superheterodyne circuit Switchable VOX Operation Automatically switches from receiver to transmit when you talk Or you can use the push to talk button ...

Page 4: ...hile you transmit you hear your voice through the earphone If you cannot hear your voice you are talking too softly speak a little louder or set VOXMIC to H or M Shouting into the microphone does not increase the signal strength it only increases distortion If you selected manual operation press PUSH TO TALK to transmit Release PUSH TO TALK to receive The TRC 506 cannot receive while transmitting ...

Page 5: ...ED BY 1S2473 DX0684 D8 10627446 DIODE VARICAP SVC251Y DX2066 25 10637973 CUSHION EAR 2 PCS 1 SET E1114 9 10651529 CLIP ANTENNA BLACK HB0101 10651529 PLASTIC HB0101 36 10673234 BUSHING CORD MOUNTING HC2668 3 10673309 TUBE VOICE HC2683 34 10704765 CLIP BELT BLACK PLASTIC HL0229 10715316 QTY 1 HW2100406 35 10772598 KNOB PUSH TO TALK GRAY K3362 10895951 AMPLIFIER 14 PIN DIP LM324N 11391927 IC LM386 DI...

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Page 8: ... x 28 5 mm HWD Weight 7 3 oz 207 3 g RECEIVER Sensitivity 20 dB S N 0 5 microV Squelch Sensitivity Threshold 0 5 microV Modulation Acceptance Bandwidth 7 kHz Spurious and Image Rejection 20 dB Frequency Stability 0 C to 40 C 2 kHz TRANSMITTER RF Energy Output 10 000 microV m 3 meters FCC max Spurious and Harmonic Emissions 20 dB FM Hum and Noise 40 dB Audio Distortion 10 Frequency Stability 0 C to...

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