Related Manuals for Radio Shack TRC-495
Summary of Contents for Radio Shack TRC-495
- Page 1 21-1579.fm Page 1 Thursday, August 5, 1999 9:34 AM Cat. No. 21-1579 OWNER’S MANUAL Please read before using this equipment. TRC-495 40-Channel CB Base Station Transceiver...
- Page 2 Scan — seeks out other CB users by searching through all channels for External Speaker and Headphone transmissions. Jacks — let you connect another speaker or headphones to your CB. © 1995 Tandy Corporation. All Rights Reserved. Radio Shack is a registered trademark used by Tandy Corporation.
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Page 3: Fcc Statement
21-1579.fm Page 3 Thursday, August 5, 1999 9:34 AM Note: You need a base station an- FCC STATEMENT tenna to operate this CB. Your local Radio Shack store has a variety of The Federal Communications Com- antennas. See “Connecting an An- mission (FCC) does not require you tenna.”... -
Page 4: Table Of Contents
21-1579.fm Page 4 Thursday, August 5, 1999 9:34 AM TABLE OF CONTENTS Installation ...................... 5 Selecting a Location .................. 5 Connecting an Antenna ................5 Connecting the Microphone ............... 6 Connecting Power ..................7 Using Standard 120-Volt AC Power ............ 7 Using 12-Volt DC Power .............. -
Page 5: Installation
21-1579.fm Page 5 Thursday, August 5, 1999 9:34 AM INSTALLATION SELECTING A • For the best performance, the antenna must be tuned (see the LOCATION instructions provided with the antenna) and positioned verti- Choose a location for your CB that is cally. -
Page 6: Connecting The Microphone
21-1579.fm Page 6 Thursday, August 5, 1999 9:34 AM Warning: When installing or remov- Connect the microphone cable to the ing a base station CB antenna, use MIC jack on the front panel. Press extreme caution. If the antenna starts the tab on the top of the microphone to fall, let it go! It could contact over- plug and match the notch in the plug... -
Page 7: Connecting Power
21-1579.fm Page 7 Thursday, August 5, 1999 9:34 AM CONNECTING POWER Follow these steps to connect the CB to 12-volt DC power. You can power your CB from either 1. Connect the plug end of the DC standard 120-volt AC or from a 12- power leads to the 13.8V DC volt DC source, such as a storage... -
Page 8: Connecting An External Speaker
PHONES jack on the front of your Notes: • Your local Radio Shack store carries a full line of speakers, including one (Cat. No. 21-549) Note: Plugging in headphones si- specifically designed for use as lences both the internal and external an external CB speaker. -
Page 9: Operation
21-1579.fm Page 9 Thursday, August 5, 1999 9:34 AM OPERATION Caution: Do not use your CB before 3. Turn RF GAIN to (fully HIGH you connect it to an antenna. clockwise). Before you start using your CB, you should know how to use it effectively and courteously. -
Page 10: Transmitting
21-1579.fm Page 10 Thursday, August 5, 1999 9:34 AM 7. Slowly turn SQUELCH to the right until the background hiss disappears. Notes: • Do not set SQUELCH too far to the right, or you cannot hear weak signals. The TX POWER meter shows •... -
Page 11: Using Ch9
You can use the scan function to scan for incoming signals. Press If you still hear the noise, refer to SCAN. The TRC-495 starts to scan, “Noise Reduction” for additional in- and the SCAN indicator lights. formation. If parts of the received signal sound... -
Page 12: Using Rf Gain
21-1579.fm Page 12 Thursday, August 5, 1999 9:34 AM Using RF GAIN • Help callers with directions, information about road condi- Rotate this control to adjust your tions, and any other reasonable CB's sensitivity when receiving. Nor- requests. mally, you will leave this control set to •... -
Page 13: Using Common 10-Codes
21-1579.fm Page 13 Thursday, August 5, 1999 9:34 AM USING COMMON Code Meaning 10-CODES 10-15 Message delivered. Citizen's band operators have largely 10-16 Reply to message. adopted the 10-codes for standard questions answers. These 10-17 En route. codes permit faster communication 10-18 Urgent. -
Page 14: Troubleshooting
If you cannot, take the CB to your local Check Solution Radio Shack store. DO NOT attempt repairs or adjustments yourself. Transmission Secure antenna cable con- connector. -
Page 15: Noise Reduction
The receiver cluding AC line interference filters, itself is exceptionally quiet. cables, and connectors at your local Radio Shack store. If the noise is continuous and fairly loud, it cannot be totally eliminated by the automatic noise limiter (ANL) and noise blanker (NB) circuits. -
Page 16: Care And Maintenance
21-1579.fm Page 16 Thursday, August 5, 1999 9:34 AM CARE AND MAINTENANCE Your TRC-495 40-Channel CB Base Station Transceiver is an example of supe- rior design and craftsmanship. The following suggestions will help you care for your CB so you can enjoy it for years. -
Page 17: Replacing The Fuse
21-1579.fm Page 17 Thursday, August 5, 1999 9:34 AM Internal adjustments and/or modifi- 3. Align the tabs on the male end cation can lead to illegal operation as with the slots on the female end. defined by FCC Rules , Part 95. Such Then press ends... -
Page 18: Specifications
21-1579.fm Page 18 Thursday, August 5, 1999 9:34 AM SPECIFICATIONS RECEIVER Frequency Coverage..........All 40 CB Channels (Class D) 26.965 to 27.405 MHz Sensitivity ..............0.7 V for 10 dB S + N/N Adjacent Channel Rejection ............60 dB ( 10 kHz) Intermediate Frequency ...... - Page 19 21-1579.fm Page 19 Thursday, August 5, 1999 9:34 AM NOTES...
- Page 20 Shack franchisees and dealers. Within this period, we will repair it with- out charge for parts and labor. Simply bring your Radio Shack sales slip as proof of purchase date to any Radio Shack store. Warranty does not cover transportation costs. Nor does it cover a product subjected to misuse or accidental damage.