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29 WX NW ST manual 3.3
6/15/99 2:53 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 29 WX NW ST
Turning On Your CB........................................................................8
Setting Channel Selector.............................................................9
Calibrate For SWR (Standing Wave Ratio)..............................10
To Receive..........................................................................................12
S-Meter...............................................................................................13
SoundTracker
System................................................................14
™
..........................................................15
™
NB-ANL/ANL/Off (Noise Blanker/Automatic.........................16
CB/WX Switch...................................................................................17
RF Gain Control................................................................................17
Dimmer Switch................................................................................18
Setting Squelch...............................................................................18
To Transmit........................................................................................20
Setting Dynamike...........................................................................20
Transmit..............................................................................................21
RF Meter.............................................................................................22
External Speaker.............................................................................23
PA (Public Address)........................................................................24
Weather Channels..........................................................................26
Home And Office Set-Up .............................................................28
Temporary Mobile Set-Up ...........................................................29
How Your CB Can Serve You..........................................................30
A Few Rules You Should Know..................................................30
Channel 9 Emergency Messages..............................................30
Weather Channel Messages.......................................................31
CB 10 Codes......................................................................................32
Frequency Ranges.............................................................................34
29 WX NW ST Specifications ........................................................35
Warranty Information .....................................................................36
Optional Accessories .................................................................37-38
Order Form ...........................................................................................39
If You Think You Need Service ...................................Back Cover
Page 1
How to Use Your
Cobra 29 WX NW ST
Features of This Product
• 7 Weather Channels
• Emergency Weather Alert
• 40 CB Radio Channels
• SoundTracker
™
System
• Heavy-Duty Dynamic
Microphone
• Full 4 Watts AM RF Power Ou t p u t
• SWR Calibration Meter
• Instant Channel 19 and 9
• Front Panel 4-Pin Microphone
Connector
• Switchable Automatic Noise
Limiter & Noise Blanker
• Adjustable Dynamike Boost
• Tactile Controls
• 9 Ft Mic Cord
• Illuminated Front Panel
• Dimmer Control
• RF Gain
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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Summary of Contents for Cobra 29WXNWST
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Page 1: Table Of Contents
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 1 How to Use Your Cobra 29 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
29 WX NW ST manual 3.3 6/15/99 2:53 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 29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 4 Installation Note Before installing the CB radio, visually check the vehicle’s battery connection to deter- mine which terminal, positive or negative, is grounded (pos- itive is the larger of the t wo) to the engine block (or chas- sis).A negatively grounded vehicle has its negative lead...
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Page 4: Antennas
The unit requires very little current and therefore will not signifi- cantly discharge the vehicle’s battery. Even though the Cobra 29 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 29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 8 Operation Turning On Turning On Make sure the power cord, antenna and micro- phone are connected to their proper connectors before starting. CB/PA button should be in the CB position. Ro t ate the On/Off Volume knob a normal listening level.
- Page 6 29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 10 Operation Calibrate For Calibrate for SWR (Standing Wave Ratio) SWR (Standing SWR calibration is done to properly adjust the Wave Ratio) length of the antenna and to monitor the quality of the coaxial cable and all RF connections.
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Page 7: Selecting A Channel
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 12 Operation Note When switched to SWR posi- tion the meter needle should ideally be as far to the left as possible. Anything over 3 is While still holding down the mic button,set not acceptable. -
Page 8: Activating Soundtracker
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 14 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 9: Nb-Anl/Anl/Off
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 16 Operation NB-ANL/ANL/ NB-ANL/ANL/OFF (Noise Blanker/Automatic Noise Limiter) Switch OFF (Noise Blanker / Automatic Noise Limiter) Switch Note The RF noise blanker is very When switched to ANL the Automatic Noise effective in reducing repetitive Limiter is activated. -
Page 10: Dimmer Switch
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 18 Operation Dimmer Switch Dimmer Switch Note The Dimmer controls the brightness of the front panel, signal strength meter and channel display. Ro t a te the Dimmer knob cloc kwise for maxi- mum bri g ht n e s s ;co u nte r - c l oc kwise for minimum Setting Squelch Setting Squelch... -
Page 11: To Transmit
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 20 Operation To Transmit To Transmit Caution! 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 12: Rf Meter
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. See accessory page 39. Note Cobra external speakers are rated at 10 watts. -
Page 13: Pa (Public Address)
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 24 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 away from the microphone to prevent acoustic feedback. -
Page 14: Weather Information
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 26 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.The capability is to supplement warnings by sirens and... -
Page 15: Home And Office 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” your transceiver for temporary use. Temporary... -
Page 16: How Your Cb Can Serve You
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 30 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 17: Cb 10 Codes
29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 32 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 18: Frequency Ranges
6/15/99 2:53 PM Page 34 Frequency Ranges The COBRA 29 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 19: Optional Accessories
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 20: 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 21 29 WX NW ST manual 3.3 6/15/99 2:53 PM Page 40 Notes Notes Notes Notes...
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Page 22: 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 23 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 24 2 2 . Antenna Connector 2 3 . Power Jack Thank you for purchasing the Cobra 29 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.”...