Table of Contents
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Contents
Features ..................................................................................................1
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
Operating Your 25 LTD Classic
Turning On Your CB........................................................................8
Setting Channel Selector .............................................................9
To Receive..........................................................................................10
S-Meter ...............................................................................................11
NB/Off (Noise Blanker) Switch ...................................................12
Bright/Dim Switch ..........................................................................12
CB/WX Switch...................................................................................13
RF Gain Control................................................................................13
Setting Squelch ...............................................................................14
To Transmit........................................................................................16
Setting Dynamike®.........................................................................16
Transmit..............................................................................................17
RF Meter .............................................................................................17
External Speaker .............................................................................18
PA (Public Address) ........................................................................19
ANL (Automatic Noise Limiter) Switch ...................................21
Temporary Mobile Set-Up ...........................................................21
Home and Office Set-Up..............................................................22
How Your CB Can Serve You ...........................................................24
A Few Rules You Should Know ..................................................24
Channel 9 Emergency Messages..............................................24
CB 10 Codes......................................................................................26
Frequency Ranges..............................................................................28
25 LTD Classic Specifications.........................................................29
Warranty Information.......................................................................30
Optional Accessories.........................................................................32
Accessory Order Info.........................................................................33
Trademark Acknowledgement.....................................................34
How to Use Your
Cobra 25 LTD CLASSIC
1
Features of This Product
• 40 CB Radio Channels
• Heavy-Duty Dynamic
Microphone
• Full 4 Watts AM RF Power Output
• Instant Channel 9
• Front Panel 4-Pin Microphone
Connector
• Switchable Blanker
• Adjustable Dynamike Boost
• Tactile Controls
• 9 Ft Microphone Cord
• RF Gain
For Sales Information
Please Contact
RoadTrucker Inc
(www.RoadTrucker.com)
8312 Sidbury Rd.
Wilmington, NC 28411
(800) 507-0482
(910) 686-4281
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Table of Contents
Related Manuals for Cobra 25 LTD Classic
Summary of Contents for Cobra 25 LTD Classic
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Page 1: Table Of Contents
• Instant Channel 9 CB Antenna..................6 Marine Installation .................6 • Front Panel 4-Pin Microphone Ignition Noise Interference ............7 Connector Operating Your 25 LTD Classic Turning On Your CB................8 • Switchable Blanker Setting Channel Selector .............9 To Receive..................10 • Adjustable Dynamike Boost S-Meter ....................11... - Page 2 Installation Installation Location Location Plan location of transceiver and microphone bracket before starting the installation. Select a location that is convenient for operation, yet does not interfere with the driver or passenger. Note The transceiver is usually mounted to the under- Before installing the CB radio, side of the dash with the microphone bracket visually check the vehicle’s bat-...
- Page 3 Installation Installation Note Connecting to an accessory fuse prevents the unit from being left Plug power cable into back of unit marked on accidentally, and also per- “Power”. Be sure to observe polarity markings. mits operating the unit without running the engine. Mount the microphone bracket on the right side Note...
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Page 4: Ignition Noise Interference
Second choice is on the a Cobra representative. cantly discharge the vehicle’s battery. center of the trunk. Even though the Cobra 25 LTD Classic has an Note automatic noise limiter, in some installations igni- Because many newer trucks... - Page 5 Operation Operation Turning On Setting Channel Turning On Setting Channel Selector Selector Make sure the power cord, antenna and micro- phone are connected to their proper connectors before starting. Select one of forty channels and adjust volume. The selected channel is indicated by the LED readout directly above the channel selector knob CB/PA button should be in the...
- Page 6 Operation Operation To Receive S-Meter S-Meter To Receive Swings proportionately to strength of incoming signal when receiving. Rotate the On/Off Volume knob clockwise the green RT/TX LED and channel display will be illuminated. Selecting A Selecting A Channel Channel Note Switch to 9 (Emergency) for instant access to these channel.
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Page 7: Bright/Dim Switch
Operation Operation NB, OFF NB, OFF (Noise Blanker) Switch Bright/Dim Switch Bright/Dim (Noise Blanker) Switch Switch Note When switched to NB position the RF Noise Switch to BRT or DIM to control brightness The RF noise blanker is very Blanker is activated, providing increased noise of the channel indicator and multi-function effective in reducing repetitive filtration. -
Page 8: Setting Squelch
Operation Operation Setting Squelch Setting Squelch Gate set to Desired Squelch Setting (DSS) Squelch is the “control gate” for incoming signals. Gate closed STRONG SIGNALS STRONG SIGNALS MEDIUM SIGNALS MEDIUM SIGNALS WEAK SIGNALS To achieve the Desired Squelch Setting (DSS), WEAK SIGNALS turn the Squelch control counterclockwise... -
Page 9: To Transmit
Operation Operation To Transmit Transmit Transmit To Transmit PUSH & Caution! HOLD Be sure the antenna is properly connected to the radio before transmitting. Prolonged trans- mitting without an antenna, or a poorly matched antenna, could cause damage to the transmitter. -
Page 10: External Speaker
Note The speaker should be directed Connect an external PA speaker to the PA jack away from the microphone to Cobra external speakers are on the rear panel. prevent acoustic feedback. rated at 10 watts. Connect an external speaker to the external speaker jack on the rear panel. -
Page 11: Anl (Automatic Noise Limiter) Switch
Mobile Set-Up For temporary mobile operation you may want to purchase an optional cigar lighter adapter from your COBRA dealer. This adapter and a magnetic mount antenna allow you to quickly “install” your transceiver for temporary use. Adjust PA speaker volume with the Dynamike control. -
Page 12: Home And Office Set-Up
120 vac. Note For further information call Cobra Customer Service 1.773.889.3087. Simply connect the red (+) and black (-) leads of the transceiver to the corresponding terminals of the power pack. For Sales Information Please Contact RoadTrucker Inc (www.RoadTrucker.com) -
Page 13: How Your Cb Can Serve You
How Your CB Can Serve You How Your CB Can Serve You • Warn of traffic problems The FCC gives these examples of permitted and • Provide weather and road data prohibited messages for channel 9. These are • Provide help in event of an emergency only guidelines and not all-inclusive: •... -
Page 14: Cb 10 Codes
How Your CB Can Serve You How Your CB Can Serve You Code Meaning CB 10-Codes CB 10-Codes 10-29 Time is up for contact Citizen Bands have adopted the “10-CODES” for 10-30 Does not conform to FCC rules standard questions and answers. These codes 10-33 Emergency traffic provide quick and easy communication, especially... -
Page 15: Frequency Ranges
Frequency Ranges 25 LTD Classic Specifications The COBRA 25 LTD Classic transceiver represents GENERAL CHANNELS ......CB - 40 CH one of the most advanced AM two-way radios used FREQUENCY RANGE. -
Page 16: Warranty Information
You must pay any initial shipping charges required to ship the product for warranty service, but the return charges will be at Cobra’s expense, if the product is repaired or replaced under warranty. This warranty gives you specific legal rights, and you may also have other rights which may vary from state to state. -
Page 17: Accessory Order Info
HG S500 Optional Accessories You can find quality Cobra products and accessories at your local Cobra dealer, or in the U.S.A., you can order directly from Cobra. See ordering info on page 33. For Sales Information Please Contact RoadTrucker Inc (www.RoadTrucker.com) -
Page 18: Trademark Acknowledgement
Trademark Acknowledgement Cobra®, Dynamike®, Nothing Comes Close to a Cobra® and the snake design are registered trademarks of Cobra Electronics Corporation, USA. Cobra Electronics Corporation™ is a trademark of Cobra Electronics Corporation, USA. For Sales Information Please Contact RoadTrucker Inc (www.RoadTrucker.com) -
Page 19: 8312 Sidbury Rd.; Wilmington, Nc 28411 - (800) 507-0482 / (910) 686-4281
25 LTD Classic ator’s license. Chicago, IL 60707 Operating Instructions for your Cobra 25 LTD Classic CB Radio What’s Included with Your 25 LTD Classic CB transceiver DC power cord ©2010 Cobra Electronics Corporation Microphone FCC rules Printed in China... -
Page 20: Controls And Indicators
Controls and Indicators Our Thanks to You Notes Thank you for purchasing the Cobra 25 LTD Classic CB Radio. Properly used, this Cobra product will give 4-Pin Microphone Connector you many years of reliable service. Power On/Off/Volume/ Squelch Customer Assistance...