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Cobra 29 LTD Classic User Manual

Cobra 29 LTD Classic
22 pages
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Table of Contents
Contents
The CB Story .........................................................................................A1
FCC Regulations
FCC Warnings
Included Accessories
Controls & Indicators ........................................................................A2
Our Thanks to You .............................................................................A3
Customer Support
Installation
Location ................................................................................................2
Mounting and Connection ............................................................2
Antennas
CB Antenna .........................................................................................6
Marine Installation ............................................................................6
Ignition Noise Interference .............................................................7
Operating Your 29 LTD Classic
Turning On Your CB ......................................................................... 8
Setting Channel Selector ...............................................................9
Calibrate For SWR (Standing Wave Ratio) ............................ 10
To Receive ........................................................................................ 13
Selecting a Channel ...................................................................... 14
S-Meter .............................................................................................. 14
NB-ANL/ANL/Off (Noise Blanker/Automatic
Noise Limiter Switch) ............................................................... 15
Bright/Dim Switch ......................................................................... 16
RF Gain Control............................................................................... 17
Setting Delta-Tune ........................................................................ 18
Setting Squelch .............................................................................. 18
To Transmit ...................................................................................... 20
Setting Dynamike® ........................................................................ 20
Transmit ............................................................................................ 21
RF Meter ............................................................................................ 22
External Speaker ............................................................................ 23
PA (Public Address) ....................................................................... 24
Home And Office Set-Up ........................................................... 26
Temporary Mobile Set-Up .......................................................... 27
How Your CB Can Serve You ......................................................... 28
A Few Rules You Should Know .................................................28
Channel 9 Emergency Messages .............................................28
CB 10 Codes ..................................................................................... 30
Frequency Ranges ............................................................................. 32
29 LTD Classic Specifications ........................................................33
FCC Statement ..............................................................................34-35
Warranty Information ...................................................................... 36
Product Service ...................................................................................37
Order Info .............................................................................................. 38
Features of This Product
40 CB Radio Channels
Heavy-Duty Dynamic
Microphone
Full 4 Watts AM RF Power Output
SWR Calibration
Instant Channel 9/19
4-Pin Front Mount Microphone
Connector
Delta -Tune
Switchable Automatic Noise
Limiter & Noise Blanker
Adjustable Dynamike® Boost
9 Ft. Mic Cord
RF Gain
1

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Cobra 29 LTD Classic Specifications

General IconGeneral
TypeCB Radio
Channels40
ModulationAM
Power Output4 Watts
Weight4.5 lbs
RF GainYes
Instant Channel 9Yes
SWR CalibrationYes
PA CapabilityYes
Antenna Impedance50 Ohms
Power Supply13.8V DC
Frequency Range26.965 MHz to 27.405 MHz

Summary

Installation Guide

Location

Plan transceiver and microphone bracket location for convenient operation.

Mounting and Connection

Secure transceiver bracket using screws and washers for a strong, convenient mount.

Power and Microphone Connection

Power Connection

Connect the power cord to the battery or fuse, observing polarity markings.

Microphone Bracket Installation

Mount the microphone bracket on either side of the radio for easy access.

Antenna Information

CB Antenna

Proper antenna matching is critical for maximum power output and transmission distance.

Marine Installation

Boats require a ground plate for maximum transceiver efficiency; consult dealer for grounding systems.

Ignition Noise Interference

Ignition Noise Interference

Electrical noise from alternator/ignition can limit receiver performance; check vehicle for sources.

Operation: Initial Setup

Turning On

Basic steps to power on the CB radio and select a desired channel.

Setting Channel Selector

Set CH9/CH19/NOR switch to NOR and select desired channel.

SWR Calibration Procedure

Calibrate For SWR

Guide to calibrating the SWR meter for accurate antenna system measurement.

Receiving Signals

SWR Calibration Check

After calibration, switch to SWR to read SWR; repeat for channels 1 and 40.

To Receive

Rotate volume knob clockwise to enable reception; green RX/TX LED illuminates.

Channel Selection and S-Meter

Selecting A Channel

Switch to NORMAL and select desired channel using the selector knob.

S-Meter

Indicates incoming signal strength when receiving; ensure S/RF-SWR-CAL switch is in S/RF.

Noise Blanker and Limiter Switch

NB-ANL/ANL/OFF Switch

ANL reduces vehicle noise; NB/ANL adds RF Noise Blanker for more filtration.

Gain and Brightness Adjustments

Bright/Dim Switch

Adjust brightness of channel indicator and meter for day/night driving.

RF Gain Control

Optimize reception by adjusting RF Gain for strong/weak signal areas.

Delta-Tune and Squelch Controls

Setting Delta-Tune

Fine-tunes signals and reduces adjacent channel interference.

Setting Squelch

Gates incoming signals; clockwise reduces noise, counterclockwise opens the gate.

Transmitting and Dynamike Adjustment

To Transmit

Ensure antenna is connected. Push mic button, speak clearly. Release to receive.

Setting Dynamike

Controls microphone sensitivity (outgoing audio level); set fully clockwise initially.

RF Meter and External Speaker

RF Meter

Indicates RF output (outgoing signal) during transmission; ensure S/RF position.

External Speaker

Connect external speaker to rear jack for monitoring; internal speaker disconnects.

Public Address (PA) Mode

PA (Public Address) Operation

Connect PA speaker, set CB/PA to PA, adjust volume with Dynamike.

System Setup Options

Base Station Operation

Operate from home using a 13.8V DC power supply and base station antenna.

Temporary Mobile Set-Up

Use optional power adapter and magnetic antenna for quick temporary mobile installation.

Usage Guidelines

A Few Rules You Should Know

Rules on conversation length, illegal amplification, profanity, music, and selling.

Channel 9 Emergency Messages

Guidelines for using channel 9 for emergencies, including distress data (CLIP).

Communication Codes

CB 10-Codes

Common CB 10-Codes for quick and easy communication in noisy areas.

Technical Specifications

29 LTD Classic Specifications

Detailed specifications including channels, frequency range, power, receiver, and transmitter specs.

Regulatory Compliance

FCC Warning Statements

FCC compliance statements regarding interference and operation.

Industry Canada Warning Statements

Industry Canada compliance for license-exempt RSS standards and interference.

Warranty and Support

Warranty Terms

Outlines the two-year warranty, exclusions, and claim requirements.

Product Service

Contact info for Cobra support, service, and warranty inquiries in US/Canada.

Ordering Information

Ordering Info

Information on purchasing Cobra products, website, order processing, and shipping.

Product Overview

The CB Story

Background on Citizens Band radio service, its history, and FCC transmission regulations.

What's Included

Lists package contents: transceiver, microphone, brackets, power cord, manual.

Controls and Indicators

Front Panel Controls

Detailed breakdown of front panel controls and indicators with numerical references.

Customer Support

Contact info for Cobra Customer Service for operational or feature assistance.

Rear Panel and Assistance

Back Side Connectors

Identifies rear panel connectors: antenna, PA/External Speaker, and power jack.

Cobra Assistance

Offers assistance for product issues or features, listing contact hours and phone numbers.

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