Radio Shack TRC-237 owner manual Thursday, August 5, 1999 1143 AM

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21-1650.fm Page 19

Thursday, August 5, 1999 11:43 AM

To redisplay the channel number for about 20 seconds, simply press and release DISPLAY.

4.If you set OUT CH9 CH19 to OUT, repeatedly press CH s to select higher channels, or CH t to select lower channels. To move rapidly through the channels, hold down CH s or t.

5.Adjust OFF/VOLUME to a comfortable listening level.

6.Adjust SQUELCH to cut out the back- ground noise. Wait until there is no signal on the channel, then slowly turn SQUELCH clockwise until the background noise stops.

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Contents TRC-237 PLL Phase-Locked-Loop Frequency FeaturesAutomatic Noise Limiter ANL Circuit Battery Test Button and Battery IndicaFlexible Antenna with BNC Connector Digit LED Display lets you easilyFCC Information Contents Using the Power Jack and ALKALINE/NI-CD Switch Powering the CBUsing Batteries Fm Page 8 Thursday, August 5, 1999 1143 AM Fm Page 9 Thursday, August 5, 1999 1143 AM Testing the Battery Power Thursday, August 5, 1999 1143 AM Using Vehicle Battery Power Using AC Power Thursday, August 5, 1999 1143 AM Connecting Antenna Connecting an Optional Antenna Thursday, August 5, 1999 1143 AM Operation Receiving Transmissions Adjusting SquelchThursday, August 5, 1999 1143 AM Transmitting Common Uses for a CB Radio CB Operation TipsCode Meaning Using Common 10-CODESCode Meaning Maximum Range CB CourtesySymptom Suggestion TroubleshootingMaintenance Receiver SpecificationsLimited Ninety-Day Warranty