Radio Shack TRC-237 owner manual Fm Page 9 Thursday, August 5, 1999 1143 AM

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21-1650.fm Page 9 Thursday, August 5, 1999 11:43 AM

4.Be sure ALKALINE/NI-CD inside the battery compartment is set to ALKA- LINE.

5.Put eight AA alkaline batteries and the two supplied dummy batteries, or ten AA nickel-cadmium batteries into the battery compartment, as indi- cated by the polarity symbols (+ and –) marked inside.

Note: Before you use the TRC-237 with nickel-cadmium batteries, you need to charge the batteries (see “Recharging Nickel-Cadmium Batter- ies” on Page 10).

6.Replace the battery compartment cover and the strap on the back of the TRC-237.

Cautions:

If you will not be powering the TRC- 237 from internal batteries for sev- eral months, remove the batteries.

Dispose of old batteries promptly and properly.

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Contents TRC-237 PLL Phase-Locked-Loop Frequency FeaturesFlexible Antenna with BNC Connector Battery Test Button and Battery IndicaDigit LED Display lets you easily Automatic Noise Limiter ANL CircuitFCC 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