CB Basics

CB Radio Overview
A CB Radio is a two-way communications system that lets you broadcast messages to other CB users. It allows you to communicate from your truck, car, home, b...
CB Control Settings
SQUELCH - Squelch controls the audio of the radio, turning it on or off.  If the squelch is turned down and you are not receiving a signal, you will hear ba...
Range of Handheld CB Radios
The range of a handheld CB radio is dependent on a number of factors.  This document describes what to expect, and how to maximize range. Maximum range...
CB Single Sideband (SSB)
All CB radios operate on AM, which is the same type of transmission as your typical AM radio station.  In addition, some higher-end CB radios are equipped w...
29 LTD BT Bluetooth Operation
To pair the CB to your cell phone:   Press and HOLD the Bluetooth button on the microphone until you hear a beep. The Bluetooth light on the CB should be ...
CB Frequencies
(in Megahertz) CHANNEL FREQUENCY CHANNEL FREQUENCY 01 26.965 21 27.215 02 26.975 22 27.225 03 26.985 23 27...
Noise on Mobile CBs
I. There are 2 sources of noise on mobile CBs:  Vehicle noise (from the engine and various electrical accessories) Atmospheric (background) noise   ...
CB Range
What is the range of a CB radio?   Unfortunately, there is no easy answer to this question.   All Cobra CB radios transmit using the maximum FCC allowab...
CB SWR
WHAT IS SWR?   SWR is short for STANDING WAVE RATIO. It is a measure of how well the antenna is performing. Most problems with the antenna or antenna cabl...
Weather Channel Frequencies
Following are the weather channel frequencies for Cobra products:     Models with 7 weather channels CHANNEL FREQUENCY (MHz) 1 162.400 2 ...