Cobra 29 LX Owner's Manual
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Cobra 29 LX Owner's Manual

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Contents
Our Thanks, The CB Story and Customer Assistance .........................................................................................................A1
29 LX Features and FCC Regulations ............................................................................................................................A2
Installation
Location .........................................................................................................................................................................2
Mounting and Connection ...............................................................................................................................................2
CB Antenna ....................................................................................................................................................................4
Turning On ......................................................................................................................................................................5
Setting Channel Selector ................................................................................................................................................5
Calibrate for SWR (Standing Wave Ratio) ........................................................................................................................6
To Receive ......................................................................................................................................................................7
Selecting a Channel ........................................................................................................................................................7
S-Meter ..........................................................................................................................................................................7
To Transmit .....................................................................................................................................................................8
.........................................................................................................................................................8
®
Menu Mode ....................................................................................................................................................................9
Setting the Clock ..........................................................................................................................................................10
Setting the Alarm ..........................................................................................................................................................10
Setting the Count Down Timer ......................................................................................................................................11
Key Tones Mode ...........................................................................................................................................................11
Radio Check Mode .......................................................................................................................................................12
Setting Display Color Mode ...........................................................................................................................................13
Setting Brightness Mode ..............................................................................................................................................14
Setting Contrast Mode ..................................................................................................................................................14
Weather Information........................................................................................................................................................15
What You Should Know About Weather .........................................................................................................................15
Weather Channels ........................................................................................................................................................15
Weather Auto Scan .......................................................................................................................................................16
Setting Weather Auto Scan ...........................................................................................................................................16
Setting Weather Alert Mode ..........................................................................................................................................16
Setting Weather Alert Scan ...........................................................................................................................................16
Software Version/Factory Settings ................................................................................................................................17
NB-ANL/Off (Noise Blanker/Automatic Noise Limiter) Button .........................................................................................17
RF Gain Control ............................................................................................................................................................17
Program Memory Channels ..........................................................................................................................................18
Scan CB Channels ........................................................................................................................................................19
Scan Memory Channels ................................................................................................................................................19
Dimmer Control ............................................................................................................................................................19
Setting Squelch ............................................................................................................................................................19
S/RF Meter ...................................................................................................................................................................20
External Speaker ..........................................................................................................................................................20
PA (Public Address) .......................................................................................................................................................20
Base Station Operation (From 120V House Current) ......................................................................................................22
Temporary Mobile Operation .........................................................................................................................................22
How Your CB Can Serve You ...........................................................................................................................................23
A Few Rules You Should Know ......................................................................................................................................23
Set Channel 9 For Emergencies ....................................................................................................................................23
CB Distress Data ..........................................................................................................................................................23
CB 10-Codes ................................................................................................................................................................25
Frequency Ranges ........................................................................................................................................................26
29 LX Specifications .....................................................................................................................................................27
Limited 2-Year Warranty ...............................................................................................................................................28
Need Help? ...................................................................................................................................................................29
FCC Statement .............................................................................................................................................................30
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8/26/22 2:37 PM

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Summary of Contents for Cobra 29 LX

  • Page 1: Table Of Contents

    Contents Our Thanks, The CB Story and Customer Assistance ......................A1 29 LX Features and FCC Regulations ..........................A2 Installation Location ..................................2 Mounting and Connection ...............................2 CB Antenna ..................................4 Operation Turning On ..................................5 Setting Channel Selector ..............................5 Calibrate for SWR (Standing Wave Ratio) ........................6 To Receive ..................................7...
  • Page 2 Installation Installation 4. Connect the red lead of the DC power Location cord to an accessory 12 volt fuse or Plan for the location of the CB transceiver and microphone bracket before starting the directly to the battery. installation. Select a location that is convenient for operation, yet does not interfere with NOTE: The transceiver is held in the univer- the driver or passenger.

  • Page 3: Operation

    “Single Band” CB antenna. Cobra offers CB antenna and mounting solutions that can be purchased online. Please visit www.cobra.com, or if you’d like to speak with an expert, please call 800-543-1608 and our Customer Care Group can assist. 29LX_MANL_TH_REV_082222.indd 4-5 29LX_MANL_TH_REV_082222.indd 4-5...

  • Page 4: Calibrate For Swr (Standing Wave Ratio)

    Operation Operation Calibrate for SWR (Standing Wave Ratio) Calibrate for SWR continued SWR calibration is done to properly adjust the length of the antenna and to monitor the 5. Release the PTT button, press and NB /ANL quality of the coaxial cable and all RF connections. release the S/RF-SWR CAL button to the S/RF SWR position.

  • Page 5: To Transmit

    Operation Operation To Transmit Menu Mode 1. Select the desire channel. Used to program special features. Menu/ Enter knob is used to move cursor to desired feature to program. Rotate Menu/Enter knob clockwise to navigate menu levels. 2. Push and hold mic button to transmit. Transmitter is now activated.

  • Page 6: Setting The Clock

    (page 10) to set count down hour and SWR/CAL WX ! MEM SCAN ALARM CLOCK Your 29 LX can be utilized as an alarm clock. minutes. Once desired count down time is SET COUNT DOWN DYNAMIKE RF GAIN DELTA TUNE...

  • Page 7: Radio Check Mode

    Operation Operation Radio Check Mode Setting Color Display Mode Allows testing of important radio functions. 1. Press Menu/Enter knob and scroll down to select Display Color. Test 1 - Battery Level: Confirms that battery voltage level is between 10.8 V to 15.8 V. If in that range, it is “PASS”.

  • Page 8: Setting Brightness Mode

    You will then be able to hear the Weather Warning Broadcast. clockwise to increase brightness and turn counter-clockwise to decrease brightness. Your 29 LX has a special auto squelch circuit for weather transmission which disables your squelch control. NOTE: If an attempt is made to exceed the highest or lowest brightness levels, 1 error NOTE: If you wish to receive a listing of NOAA ‘Weather Radio Transmitter locations,...

  • Page 9: Weather Auto Scan

    Operation Operation Software Version/Factory Settings Weather Auto Scan Displays current software version and returns unit to original factory settings. To view CH 9/ If active while in CB or PA mode, will SCAN software version, rotate Menu/Enter knob clockwise to select Settings then Software Version. MEM SCAN determine if the present WX channel is 163.275...

  • Page 10: Program Memory Channels

    Operation Operation Program Memory Channels Scan CB Channels 1. Set first channel. Press and hold Scan/ NB/ANL To scan all 40 CB channels, the unit must CH 9/ CB SCAN SCAN NB/ANL MemScan button. Memory icon will be squelched. Press and release Scan/Mem 27.405 MEM SCAN CH 9/...

  • Page 11: S/Rf Meter

    4.0 watts. When the external speaker is plugged in, the internal speaker is automatically disconnected. See accessory page X. NOTE: Cobra external speakers are rated at 10 watts. PA (Public Address) 1. Connect an external PA speaker to the PA jack on the rear panel.

  • Page 12: Base Station Operation (From 120V House Current)

    For temporary mobile operation you may Be sure antenna is properly connected. want to purchase an optional automobile power adapter from your Cobra dealer. This CB Distress Data adapter and a magnetic mount antenna allow When transmitting an emergency, you should request a “REACT BASE” and provide the CB you to quickly “install”...

  • Page 13: Cb 10-Codes

    How Your CB Can Serve You CB 10-Codes The FCC gives these examples of permitted and prohibited messages for channel 9. Citizen Bands have adopted the “10-CODES” for standard questions and answers. These are only guidelines and not all-inclusive: These codes provide quick and easy communication, especially in noisy areas. The following are some of the more common codes and meanings: Permitted Example Message...

  • Page 14: Frequency Ranges

    29 LX Specifications Frequency Ranges The Cobra 29 LX transceiver represents some of the most advanced AM/FM two-way GENERAL CHANNELS CB - 40 CH radios used as a Class D station in the Citizens Band Radio Service. These units feature FREQUENCY RANGE CB - 26.965 TO 27.405 MHZ...

  • Page 15: Limited 2-Year Warranty

    If you have any questions about operation or installing your new Cobra product, PLEASE CONTACT COBRA FIRST…do not return this product to any retail store. Cobra warrants your product against all defects in materials and workmanship for a period of two (2) years from the date of original purchase.

  • Page 16: Fcc Statement

    FCC Statement FCC Statement FCC Part 15.19 Warning Statement IC RSS-GEN, Sec 8.3 Warning Statement THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION.
  • Page 17 NOTES 29LX_MANL_TH_REV_082222.indd 32 29LX_MANL_TH_REV_082222.indd 32 8/26/22 2:37 PM 8/26/22 2:37 PM...
  • Page 18 Petition For FCC Part 95 Rule Changes In 2016, Cobra petitioned the FCC to revise Part 95 rules to allow CB radios to use frequency modula- tion (FM). Cobra contended that FM offers improved speech quality and lower noise interference, which improves the standard of two-way radios and is a benefit to the customer.
  • Page 19 29 LX Features and 29 LX Features FCC Regulations Our Thanks to You NOTES NB/ANL Button Signal Strength Meter LCD Display Scan/Memory Channel 9/19 Button Scan Button S/RF/SWR/CAL CB/Weather/ Button Dim/ESC PA Button Button Push-To-Talk (PTT) Button 4 Pin Microphone...

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