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How to Use Your 

Cobra 25 WX NW ST

Contents

Features...........................................................................................1
The CB Story..................................................................................A1

FCC Regulations
FCC Warnings
Included Accessories

Controls & Indicators ................................................................A2
Our Thanks to You ......................................................................A3

SoundTracker™
Customer Support

Installation

Location.......................................................................................2
Mounting and Connection...................................................2

Antennas

CB Antenna................................................................................6
Marine Installation...................................................................6

Ignition Noise Interference ...................................................7
Operating Your 25 WX NW ST

Turning On Your CB.................................................................8
Setting Channel Selector.......................................................9
To Receive ...................................................................................10
Selecting a Channel................................................................10
S-Meter.........................................................................................11
SoundTracker™ System.........................................................12
Activating SoundTracker™ ..................................................13
NB, Off (Noise Blanker) Switch.............................................14
ANL (Automatic Noise Limiter) Switch.............................14
Dim Control................................................................................15
RF Gain Control.........................................................................15
Setting Squelch.........................................................................16
To Transmit.................................................................................18
Transmit.......................................................................................18
RF Meter......................................................................................19
External Speaker.......................................................................19
PA (Public Address)..................................................................20
Weather Channels....................................................................23
Home And Office Set-Up.......................................................24
Temporary Mobile Set-Up.....................................................25

How Your CB Can Serve You...................................................26

A Few Rules You Should Know............................................26
Channel 9 Emergency Messages.......................................26
Weather Channel Messages.................................................27
CB 10 Codes...............................................................................28

Frequency Ranges ......................................................................30
25 WX NW ST Specifications..................................................31
Warranty Information ..............................................................32
Optional Accessories ..........................................................33-34
Order Form ....................................................................................35
If You Think You Need Service .............................Back Cover

Features of This Product

• 40 CB Radio Channels

• SoundTracker

System 

• Heavy-Duty Dynamic 

Microphone 

• Full 4 Watts AM RF Power Ou t p u t

• Instant Channel 19 and 9

• Front Panel 4-Pin Microphone

Connector

• Switchable Noise Blanker

• Adjustable Dynamike Boost

• Tactile Controls

• 7 Weather Channels

• Emergency Weather Alert

• 9 Ft Mic Cord

• Illuminated Front Panel

• Dimmer Control

1

CAUTION: TO REDUCE THE RISK OF ELECTRIC 

SHOCK DO NOT REMOVE COVER (OR BACK)

NO USER SERVICEABLE PARTS INSIDE

REFER SERVICING TO QUALIFIED SERVICE 

P E R S O N N E L

CAUTION

RISK OF ELECTRIC SHOCK

DO NOT OPEN

!

!

25 WX NW ST Manual 3.3  6/15/99 1:10 PM  Page 1

Summary of Contents for 25WXNWST

Page 1: ...e Set Up 24 Temporary Mobile Set Up 25 How Your CB Can Serve You 26 A Few Rules You Should Know 26 Channel 9 Emergency Messages 26 Weather Channel Messages 27 CB 10 Codes 28 Frequency Ranges 30 25 WX NW ST Specifications 31 Warranty Information 32 Optional Accessories 33 34 Order Form 35 If You Think You Need Service Back Cover Features of This Product 40 CB Radio Channels SoundTracker System Heav...

Page 2: ...or operation yet does not interfere with the driver or passenger The transceiver is usually mounted to the under side of the dash with the microphone bracket beside it Note The transceiver is held in the universal mounting bracket by two thumbscrews which allow for adjustment at a convenient angle The bracket includes two self tapping screws and star wash ers The mounting must be mechanically stro...

Page 3: ...n accesso ry fuse unit will self test the emergency weather alert auto matically when ignition is turned on Turns itself on off In a negative grounded vehicle connect the red lead of the DC power cord to an accessory 12 volt fuse Connect the black lead to the negative side of the vehicle This is usually the chassis Any con venient location with a good electrical contact remove paint may be used 4 ...

Page 4: ...must be ground ed to the chassis via a ground strap if the antenna is mounted on the mirror bracket Note 3 way Combination Antennas are also available which allow operation of all three bands AM FM CB using a single antenna However this type of antenna usually results in less than normal transmit and receive range when compared to a standard type Single Band CB antenna Call 773 889 3087 for furthe...

Page 5: ...cord antenna and micro phone are connected to their proper connectors 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 indicated by the LED readout directly above the channel selector knob 1 25 WX NW ST Manual 3 3 6 15 99 1 10 PM Page 8 ...

Page 6: ...ter S Meter Swings proportionately to strength of incoming signal when receiving Switch to NOR to select desired channel 1 Selecting A Channel Selecting A Channel Note Switch to 9 Emergency or 19 Information for instant access to these channels To Receive 1 To Receive 25 WX NW ST Manual 3 3 6 15 99 1 10 PM Page 10 ...

Page 7: ...he better the sound How SoundTrackerTM Works On Reception Cuts noise coming in With a normal CB distant signals fall below the squelch level and are unintelligible With a SoundTrackerTM CB the noise level is cut up to 90 which increases the signal to noise ratio and dramatically improves signal clarity This also allows you to significantly reduce the squelch level which greatly expands your listen...

Page 8: ...rightness of the front panel signal strength meter and channel display Setting Dynamike This controls the microphone sensitivity outgoing audio level Setting Dynamike 1 Initially set fully clockwise so that maxi mum voice volume is available Dynamike may have to be reduced in some conditions Rotate the DIM knob clockwise for maximum brightness counter clockwise for minimum 1 ANL Automatic Noise Li...

Page 9: ...lch Setting DSS turn the Squelch control counterclockwise until you hear noise Now turn the control clockwise just until the noise stops This is the DSS setting Setting Squelch Squelch is the control gate for incoming signals 17 16 Operation Operation 2 1 3 Gate open Gate set to Desired Squelch Setting DSS Gate closed Setting Squelch 25 WX NW ST Manual 3 3 6 15 99 1 10 PM Page 16 ...

Page 10: ...phone two inches from your mouth and speak in a clear normal voice Release to receive 1 RF Meter RF Meter This meter swings proportionately to the RF output outgoing signal while transmitting External Speaker External Speaker The external Speaker jack is used for remote receiver monitoring Note The external speaker should have 8 ohm impedance and be rated to handle at least 4 0 watts When the exte...

Page 11: ...uld be directed away from the microphone to prevent acoustic feedback Note Activity on the CB channel will be heard through the PA speak er Adjust volume control to a normal listening level 1 Set CB ANL PA switch to PA position 2 Push and hold microphone button and speak in a normal voice Your voice will sound on the PA speaker Adjust PA speaker volume with the Dynamike control 3 4 25 WX NW ST Man...

Page 12: ...If you wish to receive a listing of NOAA Weather Radio Transmitter locations contact your nearest National Weather Service Office or write to NationalWeather Service Attn W OM11 NOAA Silver Springs MD 20910 For ideal weather reception use a dual band antenna center load baseload What You Should Know About Weather If threatening weather is nearby the National Weather Service may broadcast a 10 seco...

Page 13: ...r Service 1 773 889 3087 1 Simply connect the red and black leads of the transceiver to the corresponding terminals of the power pack Temporary Mobile Set Up Temporary Mobile Set Up Temporary Mobile Operation For temporary mobile operation you may want to purchase an optional cigarette lighter adapter from your COBRA dealer This adapter and a mag netic mount antenna allow you to quickly install yo...

Page 14: ...another station A one minute break is required to let others use the channel B You cannot blast others off the air by use of illegally amplified transmitters or illegally high antennas C You cannot use CB to promote illegal activities D Profanity is not allowed E You may not transmit music with a CB F Selling of merchandise and or services is prohibited A Few Rules You Should Know The FCC gives th...

Page 15: ...ntact 10 26 Disregard last info 10 27 Moving to channel 10 28 Identify your station CB 10 Codes Code Meaning 10 29 Time is up for contact 10 30 Does not conform to FCC rules 10 33 Emergency traffic 10 34 Trouble at this station 10 35 Confidential information 10 36 Correct time is 10 37 Wrecker needed at 10 38 Ambulance needed 10 39 Message delivered 10 41 Turn to channel 10 42 Traffic accident at ...

Page 16: ...QUELCHED 0 3A FULL AUDIO OUTPUT 1 2A NOMINAL SIZE 8 5 8 D X 6 3 8 W X 2 13 64 H WEIGHT 4 LBS ANTENNA CONNECTOR UHF SO 239 METER ILLUMINATED INDICATES RELATIVE POWER OUTPUT AND RECEIVED SIGNAL STRENGTH TRANSMITTER POWER OUTPUT 4 WATTS MODULATION AM AMPLITUDE MODULATION FREQUENCY RESPONSE 300 TO 3000 HZ OUTPUT IMPEDANCE 50 OHMS UNBALANCED RECEIVER SENSITIVITY LESS THAN 1 µV FOR 10 dB S N N SELECTIVI...

Page 17: ...ivery to the COBRA factory Service Department accom panied by proof of the date of first consumer purchase such as a duplicated copy of a sales receipt 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 Exclusions This limited warranty does not apply 1 to...

Page 18: ...73 Replacement Dynamic Microphone 12 95 CA 75 Power Microphone 21 95 CA 77 Noise Canceling Power Microphone 24 95 CA79 Echo Noise Canceling Microphone 59 95 CS 100 Dynamic External Speaker 14 95 CS 300 Noise Canceling External Speaker 19 95 CS 500 Dynamic Noise Canceling WithTalk Back External Speaker 24 95 Michigan residents add 4 Ohio residents add 6 Wisconsin residents add 5 Shipping Handling A...

Page 19: ...Notes Notes Notes Notes 36 25 WX NW ST Manual 3 3 6 15 99 1 10 PM Page 36 ...

Page 20: ... furnish the follow ing in order to have the product serviced and returned 1 For Warranty Repair include some form of proof of purchase such as a mechanical reproduction or carbon or a sales receipt If you send the original receipt it cannot be returned 2 Send the entire product 3 Enclose a description of what is happening with the unit Include a typed or clearly print name and address of where th...

Page 21: ...rvision of the holder of an FCC issued General Radio Telephone Operator s License Replacement or substitution of transistors regular diodes or other parts of a unique nature with parts other than those recommended by Cobra may cause violation of the technical regulations of Part 95 of the FCC Rules or violation of Type Acceptance requirements of Part 2 of the Rules You should read and understand P...

Page 22: ...If after referring to the manual you still need help call Cobra Customer Service at 773 889 3087 Controls and Indicators Cobra Customer Service Live operators are available M F 8 00 am 8 00 pm CST at 773 889 3087 AutomatedTechnical Assistance available 24 hours a day seven days a week E mail questions to productinfo cobraelec com Cobra on the WorldWide Web Frequently Asked Questions FAQ can be fou...

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