RadioShack TRC-501 - Manuals

5 INSTALLATION MOUNTING THE MICROPHONE HOLDER Using a Phillips screwdriver and thesupplied small screws and smallmetal washers, attach the suppliedmicrophone holder horizontally orvertically to either side of the CB. CONNECTING THE MICROPHONE Make sure the pins on the micro-phone cable’s plug are al...

6 Follow these steps to mount the CBusing the supplied hardware. 1. Using the mounting bracket as a template, mark the positions forthe three screw holes. 2. In each marked location, drill a hole slightly smaller than thesupplied large screws. Caution: Be careful not to drillinto anything behind the...

7 Your local RadioShack store sells avariety of CB antennas (for both mo-bile and base-station use), coaxialantenna cable, and connectors. Connecting the Antenna Once you choose an antenna, followthe mounting instructions suppliedwith it. Warning: Use extreme caution whenyou install or remove a base...

8 CONNECTING POWER You can power this CB from your ve-hicle’s battery or from standard ACpower with an optional DC powersupply (such as Cat. No. 22-120). Using Vehicle Battery Power 1. Connect the CB’s red wire, with in-line fuse, to a source of volt-age that turns on and off with theignition switch...

9 OPERATION Before you start using your CB, youshould know how to use it effectivelyand courteously. “CB OperationTips” on Page 10 has informationthat will help you use and enjoy yourCB. RECEIVING TRANSMISSIONS AND ADJUSTING SQUELCH Caution: Do not attempt to use yourCB without first connecting an a...

10 TRANSMITTING We recommend you try receivingtransmissions before you transmit. 1. Follow Steps 1–5 under “Receiv- ing Transmissions and AdjustingSquelch.” 2. Hold the microphone 2 or 3 inches from your mouth. Thenpress and hold down the micro-phone talk button and speak intothe microphone in a nor...

11 • Contact friends or neighbors — find out “what’s happening” orplan a get-together. • Ever have car trouble or run out of gas on the highway? What anassurance it is to be able toradio for assistance! • Camping, fishing, and other sports are more fun with a CB.Locate a buddy or find out“what’s coo...

12 Using Common 10-Codes Citizen’s band operators have largelyadopted the 10-codes for standardquestions and answers. Thesecodes permit faster communicationand better intelligibility in noisy ar-eas. These tables list the codes adoptedby the Associated Public SafetyCommunications Officers (APCO). Co...

13 TROUBLESHOOTING If your CB is not working as it should, follow the suggestions below to see if youcan eliminate the problem. If you cannot, take the CB to your local RadioShackstore for assistance. Symptom: Check That: Trouble with reception • The CB is turned on. • VOLUME is turned up. • SQUELCH...

14 REDUCING NOISE The Automatic Noise Limiting (ANL)circuit helps keep background noiseto a minimum. However, strongsources of electrical noise (such asyour vehicle’s ignition, another radio,or spark plugs) might be more thanthe circuit can compensate for. If you operate the TRC-501 with a ve-hicle’...

15 MAINTENANCE Your TRC-501 40-Channel 2-Way CB Radio is an example of superior designand craftsmanship. The following suggestions will help you care for your CB soyou can enjoy it for years. Keep the CB dry. If it gets wet, wipe it dry immediately. Liquidsmight contain minerals that can corrode the...

16 REPLACING THE FUSE The TRC-501’s 2-amp and 1-ampfuses 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. No. 270-1007). • If the orange wire’s fuse is blown, replace it with a 1-amp,fast-acting gl...

17 SPECIFICATIONS RECEIVER Frequency Coverage ............................................ All 40 CB Channels (Class D) 26.965 to 27.405 MHz Sensitivity ..................................................... 0.7 µ V or better for 10 dB (S+N)/N Adjacent Channel Rejection .................................

18 NOTES 21-1701.fm Page 18 Thursday, August 5, 1999 12:50 PM