Radio Shack TRC-239 User Manual

Cat. No. 21-1628OWNER’S MANUALPlease read before using this equipment.TRC-23940-Channel, 4-WattCB Walkie-Talkie21-1628.fm Page 1 Tuesday, January 25

10might be available are: municipal curbside collection,drop-off boxes at retailers such as your local Ra-dioShack store, recycling collection centers

11Follow these steps to connect the TRC-239 to yourvehicle’s battery power.1. Plug the power cord’s Adaptaplug into the TRC-239’s POWER jack.2. Connec

12you finish, disconnect the power supply from ACpower before you disconnect the power cordfrom the TRC-239.If batteries are installed for portable us

131. Align the slots around the antenna’s connectorwith the tabs on the antenna jack on top of theTRC-239.2. Press the antenna down over the jack and

14Note: When connecting an optional antenna, alwaysuse 50-ohm coaxial cable such as RG-58. Forlengths over 50 feet, use low-loss RG-8 coaxial ca-ble.

15OPERATIONBefore you start using your TRC-239, we recom-mend you read “CB Operation Tips” on Page 17,which contains information to help you use the T

162.Based on your desired transmitting range, setthe power level as follows.• To increase the transmitted signal strengthand the TRC-239's range,

17CB OPERATION TIPSLike most activities, CB radio users have customsand courtesies. The following tips will help you getthe most enjoyment out of your

18• Ever have car trouble or run out of gas on thehighway? With your CB you can have peace ofmind knowing you can call for assistance.• Camping, fishi

19USING COMMON 10-CODESCitizen’s Band operators have largely adopted the10-codes for standard questions and answers.These codes permit faster communic

2FEATURESYour RadioShack TRC-239 40-Channel, 4-Watt CBWalkie-Talkie is a portable, easy-to-use, two-way ra-dio that you can carry almost anywhere. It

20Note: Although this table lists the 10-codes’ mean-ings in the form of a statement, they can also bephrased as questions (10-6: Are you busy?, 10-20

21MAXIMUM RANGEThe maximum range and quality of CB transmissionsvary depending on the following typical conditions:• the type and quality of antenna u

22CARE AND MAINTENANCEYour RadioShack TRC-239, 40-Channel, 4-Watt,CB Walkie-Talkie is an example of superior designand craftsmanship. The following su

23SPECIFICATIONSRECEIVERFrequency Coverage ... 26.965 to 27.405 MHzAudio Output ... 400 mW (10% THD)Intermediate Fr

93756801A00 Printed in ThailandLimited Ninety-Day WarrantyThis product is warranted by RadioShack against manufacturingdefects in material and workman

3Rotary Volume and Squelch Controls — meanfaster, easier operation under virtually any condition.Automatic Modulation Limiter — prevents over-modulati

4FCC INFORMATIONThe Federal Communications Commission (FCC)does not require you to have a license to operate thisCB. However, the FCC does require tha

5CONTENTSPreparation ... 6Powering the CB ... 6Usi

6PREPARATIONPOWERING THE CBYou can power your TRC-239 from any of thesesources:• internal batteries (not supplied)• vehicle battery power (using an op

7•Set NI/AL to NI to use rechargeable batteriesinside the TRC-239Warning: To avoid injuring yourself or damaging theTRC-239, connect a battery charger

8When the TX/BATT indicator lights steadily or theTRC-239 stops operating properly, replace the bat-teries.Warning: Dispose of old batteries promptly

94. Plug the charger's other end into a standard ACoutlet.It takes 14–16 hours to recharge Ni-MH batter-ies or 7–8 hours to recharge Ni-Cd batter