Radio Shack TRC-236 Owner's Manual
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Radio Shack TRC-236 Owner's Manual

Radio Shack TRC-236 Owner's Manual

40-channel 5-watt cb walkie talkie with led display
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21-1649.fm Page 1 Thursday, August 5, 1999 11:33 AM
OWNER'S MANUAL
Cat. No. 21-1649
TRC-236
40-Channel 5-Watt
CB Walkie Talkie
with LED Display
Please read before using this equipment.

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Summary of Contents for Radio Shack TRC-236

  • Page 1 21-1649.fm Page 1 Thursday, August 5, 1999 11:33 AM OWNER’S MANUAL Cat. No. 21-1649 TRC-236 40-Channel 5-Watt CB Walkie Talkie with LED Display Please read before using this equipment.
  • Page 2 You can also use it on fishing trips, or at your business for super- visory, security, or warehouse personnel. Your TRC-236 has the following features: 2-Digit LED Display — lets you easily see the selected channel number.
  • Page 3 21-1649.fm Page 3 Thursday, August 5, 1999 11:33 AM Power/Charging Jack — lets you power your TRC-236 from an AC or DC power source, so you can use the TRC-236 with- out draining the batteries. And, lets you charge nickel-cadmium batteries without removing them from the TRC-236.

  • Page 4: Fcc Information

    To determine whether your TRC-236 is causing the interference, turn off your TRC-236. If the interference goes away, your TRC-236 is causing it. Try to eliminate the interference by: • Moving your TRC-236 away from the TV or radio •...

  • Page 5: Table Of Contents

    21-1649.fm Page 5 Thursday, August 5, 1999 11:33 AM CONTENTS Powering the CB ... 6 Using the POWER Jack and ALKALINE/NI-CD Switch ... 6 Using Batteries ... 7 Testing the Battery Power ... 10 Recharging Nickel-Cadmium Batteries ... 10 Using Vehicle Battery Power ... 12 Using AC Power ...

  • Page 6: Powering The Cb

    21-1649.fm Page 6 Thursday, August 5, 1999 11:33 AM POWERING THE CB You can power your TRC-236 from any of these sources (none supplied): • Eight AA alkaline batteries with the two supplied dummy batteries • Ten rechargeable AA nickel- cadmium batteries •...

  • Page 7: Using Batteries

    USING BATTERIES You can power the TRC-236 from eight AA alkaline batteries (such as Ra- dioShack Cat. No. 23-552) with the two supplied dummy batteries, or 10 re- chargeable AA nickel-cadmium batteries (such as Cat.
  • Page 8 Follow these steps to install the batteries. 1. If the TRC-236 is on, turn OFF/VOLUME fully counterclockwise until it clicks to turn it off. 2. Slide the strap on the back of the...
  • Page 9 AA nickel-cadmium batteries into the battery compartment, as indi- cated by the polarity symbols (+ and –) marked inside. Note: Before you use the TRC-236 with nickel-cadmium batteries, you need to charge the batteries (see “Recharging Nickel-Cadmium Batter- ies” on Page 10).

  • Page 10: Testing The Battery Power

    23-249 (not supplied), to charge or re- charge nickel-cadmium batteries while they are inside the TRC-236’s battery compartment. Do not use the TRC-236 while you are charging the nickel-cadmium batteries. Cautions: • Use only the recommended battery charger to recharge the batteries in the TRC-236.
  • Page 11 21-1649.fm Page 11 Thursday, August 5, 1999 11:33 AM Follow these steps to charge nickel- cadmium batteries in the TRC-236. 1. If the TRC-236 is on, turn OFF/VOLUME fully counterclockwise until it clicks to turn it off. 2. Set inside the bat-...

  • Page 12: Using Vehicle Battery Power

    RadioShack store, recycling col- lection centers, and mail-back programs. USING VEHICLE BATTERY POWER You can power your TRC-236 from your vehicle’s cigarette-lighter socket with an optional 12-volt DC fused power cord (such as Cat. No. 270-1533). Cautions: •...

  • Page 13: Using Ac Power

    21-1649.fm Page 13 Thursday, August 5, 1999 11:33 AM • When you finish using the TRC-236, unplug the fused cord from the ciga- rette-lighter socket before you dis- connect it from your TRC-236. 1. If the TRC-236 is on, turn...
  • Page 14 AC adapter’s power socket be- fore you unplug the cord’s barrel plug from the TRC-236. Follow these steps to connect the TRC- 236 to AC power. 1. If the TRC-236 is on, turn OFF/VOL- fully counterclockwise until it clicks to turn it off.

  • Page 15: Connecting An Optional Antenna

    5. Plug the power supply into a stan- dard AC outlet, then turn on the pow- er supply. Note: If the TRC-236 does not operate when you use the DC fused cord, turn the power supply off, unplug the cord from the power supply’s power socket, then clean...
  • Page 16 Follow the installation instructions sup- plied with the antenna, route the antenna cable to the TRC-236, then connect it to jack. EXT ANTENNA Cautions: • Do not run the cable over sharp edges or moving parts.
  • Page 17 21-1649.fm Page 17 Thursday, August 5, 1999 11:33 AM Warning: When installing or removing a base station CB antenna, use extreme caution. If the antenna starts to fall, let it go! It could contact overhead power lines. If the antenna touches the power line, contact with the antenna, mast, cable or guy wires can cause electrocution and death! Call the power company to remove...

  • Page 18: Operation

    21-1649.fm Page 18 Thursday, August 5, 1999 11:33 AM OPERATION Before you use your TRC-236, we recom- mend you read “CB Operation Tips” on Page 22, which contains information to help you use it effectively and courteously. RECEIVING TRANSMISSIONS AND ADJUSTING SQUELCH 1.
  • Page 19 SQUELCH background noise stops. Note: Do not turn SQUELCH clockwise because you might also cut out weak signals. 6. To turn off the TRC-236, turn toward until it clicks. VOLUME too far OFF/...

  • Page 20: Transmitting

    POWER HI/LO of the TRC-236 to To decrease the transmitted signal strength and save battery power, set POWER HI/LO 3. Hold the TRC-236 2 to 3 inches from your mouth. Hold down PUSH TO on the side of the TRC-236 TALK and speak in a normal voice into the microphone.
  • Page 21 If you are using Channel 9, always give emergency messages priority. 4. To turn off the TRC-236, turn OFF/ toward until it clicks. VOLUME...

  • Page 22: Cb Operation Tips

    21-1649.fm Page 22 Thursday, August 5, 1999 11:33 AM CB OPERATION TIPS The following tips will help you get the most enjoyment from your TRC-236. COMMON USES FOR A CB RADIO Business Uses • Truck drivers and delivery personnel can learn road and traffic conditions and get assistance in locating desti- nations.

  • Page 23: Using Common 10-Codes

    21-1649.fm Page 23 Thursday, August 5, 1999 11:33 AM • Camping, fishing, and other sports are more fun with a walkie talkie. Locate a friend or find out “what’s cooking” back at camp. USING COMMON 10-CODES Citizen’s band operators have largely adopted the 10-codes for standard ques- tions and answers.
  • Page 24 21-1649.fm Page 24 Thursday, August 5, 1999 11:33 AM Code Meaning 10-15 Message delivered. 10-16 Reply to message. 10-17 En route. 10-18 Urgent. 10-19 Contact __________. 10-20 My location is __________. 10-21 Call ________ by telephone. 10-22 Cancel last message. 10-23 Arrived at the scene.

  • Page 25: Cb Courtesy

    21-1649.fm Page 25 Thursday, August 5, 1999 11:33 AM CB COURTESY • Wait for a pause in someone else’s transmission before you ask for a break. • If you do not receive an answer to your call after a second attempt, sign off and wait several minutes before trying again.

  • Page 26: Troubleshooting

    21-1649.fm Page 26 Thursday, August 5, 1999 11:33 AM TROUBLESHOOTING If your TRC-236 is not working as it should, follow these suggestions to see if you can eliminate the problem. If you can- not, take it to your local RadioShack store for assistance.

  • Page 27: Maintenance

    TRC-236’s warranty and void your FCC authorization to operate it. If your TRC-236 is not per- forming as it should, take it to your local RadioShack store for assistance.

  • Page 28: Specifications

    21-1649.fm Page 28 Thursday, August 5, 1999 11:33 AM SPECIFICATIONS Receiver Frequency Coverage ... 26.965 – 27.405 MHz Sensitivity (Max.) ... 0.5 V at 10 dB (S+N)/N Adjacent Channel Rejection ... 45 dB Squelch ... Adjustable from 1 V to 1 mV Audio Output (10% THD) ...
  • Page 29 21-1649.fm Page 29 Thursday, August 5, 1999 11:33 AM NOTES...
  • Page 30 21-1649.fm Page 30 Thursday, August 5, 1999 11:33 AM...
  • Page 31 21-1649.fm Page 31 Thursday, August 5, 1999 11:33 AM...
  • Page 32 21-1649.fm Page 32 Thursday, August 5, 1999 11:33 AM Limited Ninety-Day Warranty This product is warranted by RadioShack against manu- facturing defects in material and workmanship under normal use for ninety (90) days from the date of pur- chase from RadioShack company-owned stores and au- thorized RadioShack franchisees and dealers.

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