Radio Shack HTX-420 Owner's Manual

Also see for HTX-420: Owner's manual

Contents

BG TECH.VERSION III2001/2/28You can power the transceiver from a vehicle’s 13.8V power source or cigarette lighter socket using 13.8 VDC to DC power adapter and a size H Adaptaplug (neither supplied). Both are available at your localRadioShack store.CONNECTING THE ANTENNAPlace the threaded base socket of the supplied antenna over the antenna connector on the top of thetransceiver and turn the antenna clockwise to tighten it. To remove it, turn it counterclockwise.Caution : Do not over-tighten the antennaNote : You can connect an external antenna to the transceiver using an SMA to BNC adapter. This adapter andsuitable antennas are available at your local RadioShack store.ATTACHING THE BELT CLIPUse the Philips screwdriver and the two supplied screws to attached the supplied belt clip to your transceiver.Do not over-tighten the screws.ATTACHING THE WRIST STRAPTo attach the supplied wrist strap to the top of the belt clip, thread the strap’s small loop through the openingin the top of the clip. Then insert the longer loop through the smaller loop and pull on the strap until the loopis tight.CONNECTING A MICROHONE/SPEAKERYou can connect an external communications headset (consisting of a microphone and speaker) to thetransceiver so you can use it privately. Lift the hinged, rubber dust cover from the MIC and SPK jacks on topof the transceiver. Then insert the plug of an optional voice activated headset with microphone, or an optionalcommunication headset, into the jacks.Caution : Use only microphone and speaker accessories that do not share a common ground for the speakerand microphone. Doing otherwise might damage the transceiver.