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How to Use Your 

Cobra 25 LTD CLASSIC

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

Ignition Noise Interference

............................................................7

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

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

1

For Sales Information 

Please Contact 

 

RoadTrucker Inc 

(www.RoadTrucker.com) 

8312 Sidbury Rd. 

Wilmington, NC 28411 

(800) 507-0482 
(910) 686-4281

For Sales Information Please Contact RoadTrucker Inc (www.RoadTrucker.com) 

8312 Sidbury Rd.; Wilmington, NC 28411 - (800) 507-0482 / (910) 686-4281

Summary of Contents for 25 LTD Classic

Page 1: ...tch 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 Classi...

Page 2: ...which allow for adjustment at a convenient angle The bracket includes two self tapping screws and star wash ers The mounting must be mechanically strong conve niently located continued Drill the hole...

Page 3: ...ide of the vehicle This is usually the chassis Any con venient location with a good electrical contact remove paint may be used 4 5 Plug power cable into back of unit marked Power Be sure to observe p...

Page 4: ...aximum power output Cobra loaded type antenna models are highly recommended for most installations Consult your Cobra dealer for further details or call 773 889 3087 and speak to a Cobra representativ...

Page 5: ...nectors before starting Setting Channel Selector 2 1 Rotate the On Off Volume knob clockwise to a normal listening level Select one of forty channels and adjust volume The selected channel is indicate...

Page 6: ...ately to strength of incoming signal when receiving Switch to NORMAL to select desired channel 1 Selecting A Channel Selecting A Channel Note Switch to 9 Emergency for instant access to these channel...

Page 7: ...imize reception in weak signal areas Turn counterclockwise to reduce gain Note The RF noise blanker is very effective in reducing repetitive noises such as ignition interfer ence Switch to BRT or DIM...

Page 8: ...the control gate for incoming signals 15 14 Operation Operation 2 1 3 NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS G AT E C L O S E D NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS NOISE WEAK SI...

Page 9: ...on Operation 1 Select desired channel 1 Initially set fully clockwise so that maxi mum voice volume is available Dynamike may have to be reduced in some conditions Transmit Push and hold mic button to...

Page 10: ...eaker 1 Set CB ANL PA switch to PA position 2 External Speaker External Speaker The external Speaker jack is used for remote receiver monitoring Note The external speaker should have 8 ohm impedance a...

Page 11: ...eiver for temporary use ANL Automatic Noise Limiter Switch When switched to CB ANL the Automatic Noise Limiter is activated This helps reduce noise created by the vehicle s electronics 1 Push and hold...

Page 12: ...mpt to operate this transceiver by connecting it directly to 120 vac Note For further information call Cobra Customer Service 1 773 889 3087 1 Connect properly installed and matched base station anten...

Page 13: ...L ocation Be exact I njuries Number Type Trapped P roblem Give details and help needed Transmit CLIP repeatedly so any monitor can assist Channel 9 Emergency Messages Note If no response on channel 9...

Page 14: ...g count 10 99 Mission completed all units secure 10 200 Police needed at CB 10 Codes Citizen Bands have adopted the 10 CODES for standard questions and answers These codes provide quick and easy commu...

Page 15: ...N NOISE BLANKER RF TYPE SQUELCH ADJUSTABLE THRESHOLD LESS THAN 1 V AUDIO OUTPUT POWER 4 WATTS FREQUENCY RESPONSE 300 TO 3000 Hz DISTORTION LESS THAN 7 3 WATTS 1000 Hz BUILT IN SPEAKER 8 OHMS 5W EXTERN...

Page 16: ...of the product resides outside the U S A All implied warranties including warranties of mer chantability and fitness for a particular purpose are limited in duration to the length of this warranty Cob...

Page 17: ...a Electronics Attn Accessories Dept 6500 West Cortland Street Chicago IL 60707 U S A To Order Online Please visit our website www cobra com Item Description 426 002 N 001 Replacement DC Power Cord 251...

Page 18: ...sign are registered trademarks of Cobra Electronics Corporation USA Cobra Electronics Corporation is a trademark of Cobra Electronics Corporation USA 34 For Sales Information Please Contact RoadTrucke...

Page 19: ...obtain an oper ator s license What s Included with Your 25 LTD Classic 1 CB transceiver 6 DC power cord 2 Microphone 7 FCC rules 3 Transceiver bracket 1 not shown 4 Microphone bracket 5 Operating Man...

Page 20: ...r s manual If you require further assistance after reading this manual Cobra Electronics offers the following customer assistance services For Assistance in the U S A Automated Help Desk English only...

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