Cobra 25WXNWST How To Use Manual
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Cobra 25WXNWST How To Use Manual

Cobra 25wxnwst: user guide
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25 WX NW ST Manual 3.3
6/15/99 1:10 PM
Contents
Features...........................................................................................1
The CB Story..................................................................................A1
FCC Regulations
FCC Warnings
Included Accessories
Controls & Indicators ................................................................A2
Our Thanks to You ......................................................................A3
SoundTracker ™
Customer Support
Location.......................................................................................2
Mounting and Connection...................................................2
CB Antenna................................................................................6
Marine Installation...................................................................6
Ignition Noise Interference ...................................................7
Operating Your 25 WX NW ST
Turning On Your CB.................................................................8
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
Page 1
How to Use Your
Cobra 25 WX NW ST
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
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
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
1
!
!

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  • Page 1: Table Of Contents

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

  • Page 2: Installation

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 2 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 inte rfe re with the dri ver or passenger. The transceiver is usually mounted to the under- side of the dash with the microphone bracket beside it.
  • Page 3 25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 4 Installation Note Connecting to an accessory fuse prevents the unit from being left on accidentally, and also per- mits operating the unit without running the engine. Note In positive ground vehicles the red wire goes to the chassis and the black wire is connected to the ignition switch.

  • Page 4: Antennas

    The unit requires very little current and therefore will not signifi- cantly discharge the vehicle’s battery. Even though the Cobra 25 WX NW ST has an automatic noise limiter, in some installations igni- tion interference may be high enough to make good communications impossible.

  • Page 5: Setting Channel Selector

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 8 Operation Turning On Turning On Make sure the power cord, antenna and micro- phone are connected to their proper connec tors before starting. CB/ANL/PA button should be in the CB/ANL position and CB/WX on CB position.

  • Page 6: To Receive

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 10 Operation To Receive To Receive Rotate the On/Off Volume knob clockwise the green RT/TX/WX LED will be illuminated. Selecting A Selecting A Channel Channel Note Switch to 9 (Emergency) or 19 (Information) for instant access to these channels.

  • Page 7: Activating Soundtracker

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 12 Operation The SoundTracker While previous systems only “blanket out” or limit noise in higher sound frequencies, the revolution- ary new SoundTracker Note noise while leaving the signal intact in the recep- tion mode.

  • Page 8: Setting Dynamike

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 14 Operation NB, OFF NB, OFF (Noise Blanker) Switch (Noise Blanker ) Switch Note The RF noise blanker is very effective in reducing repetitive noises such as ignition interfer- ence. When switched to Blanker is activated, providing increased noise filtration.

  • Page 9: Setting Squelch

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 16 Operation Setting Squelch Setting Squelch Squelch is the “control gate” for incoming signals. Gate closed Full clockwise rotation closes the gate allowing only very strong signals to enter. Gate open Full counterclockwise rotation opens the “gate”...

  • Page 10: To Transmit

    The external speaker should have 8-ohm impedance and be rated to handle at least 4.0 watts. When the external speak- er is plugged in,the internal speaker is automatically discon- nected. Note Cobra external speakers are rated at 10 watts.See Accessories page 39.

  • Page 11: Pa (Public Address)

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 20 Operation PA (Public PA (Public Address) Address) Note Speaker should have 8-ohm impedance and be rated to handle at least 4.0 watts. Note The speaker should be directed Connect an external PA speaker to the PA jack away from the microphone to on the rear panel.

  • Page 12: Weather Information

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 22 Operation What is Weather Radio Weather Radio NOAA Weather Radio (NWR) is a service of the National Oceanic and Atmospheric Administration (NOAA),of the U.S. Department of Commerce. 380 NWR stations are in operation by the U.S. Government in addition to several NWR stations that are maintained by private interest groups.

  • Page 13: Home And Office Setup

    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” your transceiver for temporary use. Temporary...

  • Page 14: How Your Cb Can Serve You

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 26 How Your CB Can Serve You • Warn of traffic problems • Provide weather and road data • Provide help in event of an emergency • Provide direct contact with home or office •...

  • Page 15: Cb 10 Codes

    25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 28 How Your CB Can Serve You CB 10-Codes CB 10-Codes Citizen Bands have adopted the “10-CODES” for standard questions and answers. These codes p rovide quick and easy co m m u n i cat i o n ,e s pe c i a l l y in noisy areas.

  • Page 16: Frequency Ranges

    6/15/99 1:10 PM Page 30 Frequency Ranges The COBRA 25 WX NW ST transceiver represents one of the most advanced AM two-way radios used as a Class D station in the Citizens Radio Service. This unit features advanced Phase Lock Loop (PLL) circuitry providing complete coverage of all 40 CB channels.

  • Page 17: Limited Two-Year Warranty

    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 any product damaged by accident;2) in the event of misuse or...

  • Page 18: Order Form

    CS 300 $19.95 You Can Find These Fine Accessories At Your Local Cobra CB Dealer If you wish, you can order directly from Cobra. Order by phone Call 1.773.889.3087 (Press 1 from the main menu) 8 a.m.-8 p.m. M-F CST.
  • Page 19 25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 36 Notes Notes Notes Notes...

  • Page 20: If You Think You Need Service

    This will ensure the fastest turn-around time on your repair.” You may be asked to send your unit to the Cobra factory. It will be necessary to furnish the follo w- ing in order to have the product serviced and returned.

  • Page 21: Fcc Regulations

    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.

  • Page 22: Controls And Indicators

    1 9 . Antenna Connector 2 0 . Power Jack Thank you for purchasing the Cobra 25 WX NW ST CB Radio. Properly used, this Cobra product will give you many years of reliable service. SoundTracker “Cuts noise coming in...strengthens signals going out.”...

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