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21-1701.fm Page 1 Thursday, August 5, 1999 12:50 PM Cat. No. 21-1701 OWNER’S MANUAL Please read before using this equipment. TRC-501 40-Channel 2-Way CB Radio...
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Note: To use this CB, you need a mobile or base station antenna. Your local Radio Shack store has a wide variety of antennas. — We recommend you record your CB’s serial number here.
21-1701.fm Page 3 Thursday, August 5, 1999 12:50 PM FCC INFORMATION The Federal Communications Com- mission (FCC) does not require you to have a license to operate this CB. However, the FCC does require you to read and know Part 95 of FCC Rules .
• The CB is not directly in front of heating vents. • All wires and cables will reach their connection points. Caution: If you use the TRC-501 in a vehicle, mount it securely to avoid damage to the CB or vehicle during sudden starts or stops.
21-1701.fm Page 6 Thursday, August 5, 1999 12:50 PM Follow these steps to mount the CB using the supplied hardware. 1. Using the mounting bracket as a template, mark the positions for the three screw holes. (il- 2. In each marked location, drill a hole slightly smaller than the supplied large screws.
21-1701.fm Page 7 Thursday, August 5, 1999 12:50 PM Your local RadioShack store sells a variety of CB antennas (for both mo- bile and base-station use), coaxial antenna cable, and connectors. Connecting the Antenna Once you choose an antenna, follow the mounting instructions supplied with it.
21-1701.fm Page 8 Thursday, August 5, 1999 12:50 PM CONNECTING POWER You can power this CB from your ve- hicle’s battery or from standard AC power with an optional DC power supply (such as Cat. No. 22-120). Using Vehicle Battery Power (il- 1.
VOLUME information hazardous road conditions, and so on. Always give emergency messages priority on Channel 9. 6. To turn off the TRC-501, turn counterclockwise until VOLUME you hear it click. picks SQUELCH SQUELCH...
3. When you finish transmitting, release the microphone talk but- ton. The TX indicator turns off. You can now receive transmis- sions. 4. To turn off the TRC-501, turn counterclockwise until VOLUME you hear it click. CB OPERATION TIPS Like most activities, CB radio has its customs and courtesies.
21-1701.fm Page 11 Thursday, August 5, 1999 12:50 PM • Contact friends or neighbors — find out “what’s happening” or plan a get-together. • Ever have car trouble or run out of gas on the highway? What an assurance it is to be able to radio assistance! •...
21-1701.fm Page 12 Thursday, August 5, 1999 12:50 PM Using Common 10-Codes Citizen’s band operators have largely adopted the 10-codes for standard questions answers. These codes permit faster communication and better intelligibility in noisy ar- eas. These tables list the codes adopted by the Associated Public Safety Communications Officers (APCO).
21-1701.fm Page 13 Thursday, August 5, 1999 12:50 PM TROUBLESHOOTING If your CB is not working as it should, follow the suggestions below to see if you can eliminate the problem. If you cannot, take the CB to your local RadioShack store for assistance.
21-1701.fm Page 15 Thursday, August 5, 1999 12:50 PM MAINTENANCE Your TRC-501 40-Channel 2-Way CB Radio is an example of superior design and craftsmanship. The following suggestions will help you care for your CB so you can enjoy it for years.
21-1701.fm Page 16 Thursday, August 5, 1999 12:50 PM REPLACING THE FUSE The TRC-501’s 2-amp and 1-amp fuses help protect your CB from pow- er surges and short circuits. • If the black wire’s fuse is blown, replace it with a 2-amp, fast-act- ing glass fuse (Cat.
21-1701.fm Page 17 Thursday, August 5, 1999 12:50 PM SPECIFICATIONS RECEIVER Frequency Coverage... All 40 CB Channels (Class D) Sensitivity ... 0.7 V or better for 10 dB (S+N)/N Adjacent Channel Rejection ...55 dB Audio Output ... 3 Watts (Minimum) Frequency Response ...
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21-1701.fm Page 20 Thursday, August 5, 1999 12:50 PM RadioShack Limited Warranty This product is warranted against defects for 90 days from date of purchase from RadioShack company-owned stores and authorized RadioShack franchisees and deal- ers. Within this period, we will repair it without charge for parts and labor. Simply bring your RadioShack sales slip as proof of purchase date to any RadioShack store.