Table of Contents
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Contents
Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
The CB Story . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A1
Licensing/Warning/Included Accessories . . . . . . . A1
Controls and Indicators. . . . . . . . . . . . . . . . . . . . . . . . . A2
Our Thanks to You . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A3
Customer Support . . . . . . . . . . . . . . . . . . . . . . . . . . . A3
Installation/Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Turning On. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
CB Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Microphone Connector. . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Squelch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Setting Squelch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Channel Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Channel 9/19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
CB/Weather . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Dual Watch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Scan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Soundtracker System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Activating Soundtracker System . . . . . . . . . . . . . . . . . . 11
S/RF Power Meter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
RX/TX Indicator LED. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Antenna Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
External Speaker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Ignition Noise Interference . . . . . . . . . . . . . . . . . . . . . . . 14
Temporary Mobile Operation. . . . . . . . . . . . . . . . . . . . . 14
Operation to Receive/Transmit . . . . . . . . . . . . . . . . . . . 15
Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Frequency Ranges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20, 21
Accessories Order Info . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
If You Think You Need Service . . . . . . . . . . Back Cover
How to Use Your
Cobra 18WXST II
Features of This Product
• 40 CB Radio Channels
• 10 Weather Channels
• Soundtracker
• Instant Channel 19 and 9
• 40 Channel Scan
• Dual Watch
• Front Firing Speaker
• Channel Saver Circuitry
• Dynamic Microphone
• 9 Foot Mic Cord
• Front Panel Microphone
1
System
TM
Connector
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Summary of Contents for Cobra 18 WXST II
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Page 1: Table Of Contents
Contents Features......... . 1 The CB Story . -
Page 2: Mounting And Connections
Operation Installation Mounting and Connections Note The transceiver is held in the universal mounting bracket by two thumb screws, permitting adjustment at the most conve- nient angle. A universal mounting bracket is supplied along with self tap- ping screws and star washers. To mount the transceiver: Mounting and Connections Select a location for the transceiver and micro-... - Page 3 Connect the red lead of DC power cord to an accessory 12 volt fuse. Connect the orange lead to a constant 12v fuse (ie: cigarette lighter or direct to battery) Connect the black lead to the negative side of the automobile.This is usually the chassis. Any convenient location with good electrical contact (remove paint) may be used.
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Page 4: Cb Antenna
Operation Turning on Your Radio CB Antenna Note Cobra loaded-type antenna models HGA 1000, HGA 1500, and HGA 2000 are highly rec- ommended for most installa- tions. Consult your Cobra deal- er for further details (or see order form at the back of this book). -
Page 5: Microphone Connector
Microphone Connector Allows for convenient removal of the microphone plug when storage is required.The microphone MUST be connected to the unit at all times when in use, for proper operation. Squelch This control is used to cut off or eliminate receiver background noise in the absence of an incoming signal. -
Page 6: Setting Squelch
Operation Setting Squelch Gate closed STRONG SIGNALS MEDIUM SIGNALS WEAK SIGNALS NOISE Gate open STRONG SIGNALS STRONG SIGNALS STRONG SIGNALS MEDIUM SIGNALS MEDIUM SIGNALS MEDIUM SIGNALS WEAK SIGNALS WEAK SIGNALS WEAK SIGNALS NOISE NOISE NOISE Setting Squelch Squelch is the “control gate” for incoming signals. 1. - Page 7 3. To achieve the Desired Squelch 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. Operation Gate set to Desired Squelch Setting (DSS) STRONG SIGNALS MEDIUM SIGNALS WEAK SIGNALS...
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Page 8: Channel Selection
Operation Channel Selection Channel 9/ Channel 19 CB Weather Set CB or WX Mode Set on CB mode. Rotate channel knob clockwise until desired channel is displayed. Channel 9/Channel 19 Press CH 9/19 to obtain instant access to emergency channel 9. Press again for information CH 19. CB/Weather CB mode is for normal CB operation. -
Page 9: Dual Watch
Dual Watch This features allows the user to scan between two selected channels. 1. Select first channel, CB mode. PRESS AND HOLD 2. Press and hold DW until LED begins flashing and beeps once. 3. Select second channel. Press DW until LED lights steady and radio beeps twice. -
Page 10: Soundtracker System
Operation Soundtracker System USPat. No. 6,038,429 The SoundTracker System reduces noise while leaving the signal intact in the reception mode. In the transmission mode, it strengthens the sig- nal, providing you with a significant reduction in noise on reception and transmission. How SoundTracker works On Reception–“Cuts Noise Coming In”... -
Page 11: Activating Soundtracker System
Activating Soundtracker 1. Press the SoundTracker button on the upper left side of front panel. A red indicator will illuminate when the SoundTracker system is engaged. PUSH AND RELEASE Operation Activating Soundtracker... -
Page 12: S/Rf Powermeter
Operation S/RF PowerMeter RX/TX Indicator LED S/RF Power Meter Shows relative transmitter RF output power and input signal strength when receiving.The LED (Light Emitting Diode) segments glow green to amber to red...this indicates receive or transmit activity. RX/TX Indicator LED RX indicator will light when in the receive mode. -
Page 13: Antenna Connector
Rear Panel Antenna Connector. This female connector per- mits connection of the transmission line cable male connector to the transceiver. EXT. SPKR. POWER 13.8V DC External Speaker. The External Speaker Jack is used for an external speaker. The external speak- er should have 8-ohm impedance and be rated to handle at least 4.0 watts. -
Page 14: Ignition Noise Interference
Operation Ignition Noise Interference Note When using the unit with cig- arette adapter, turn off when not in use to avoid draining the battery. Temporary Mobile Operation Note Red and Orange wires are con- nected to positive side of socket center tip. -
Page 15: Operation To Receive/Transmit
Operating Procedure to Receive 1. Be sure that power cord, antenna and microphone are connected to the proper connectors before proceeding further. The weather switch should be in the "CB" position. 2. Turn the radio ON by rotating the VOLUME CONTROL clockwise. 3. -
Page 16: Maintenance
Maintenance Maintenance/ Adjustment Maintenance and Adjustment Your COBRA CB transceiver is specifically designed for the environment encountered in mobile installations. The use of all solid state cir- cuitry and its light weight result in high reliabili- ty. Should a failure occur, however, review the fol- lowing, then if necessary, replace parts only with identical parts. -
Page 17: A Few Rules You Should Know
Replacement Warning Replacement or substitution of certain parts with replacements other than those recommended by Cobra may be a violation of the technical regula- tions of Part 95 of the FCC rules, or of Type Acceptance requirements of Part 2 of said rules. When making adjustments, be sure to re-read applicable portions of this instruction manual to make certain you are following correct procedure... -
Page 18: Frequency Ranges
Frequency Ranges Accessories The COBRA 18 WX ST II 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 and all 10 weather channels as shown below. -
Page 19: Specifications
GENERAL CHANNELS ......CB - 40 CH WEATHER – 10CH FREQUENCY RANGE....CB - 26.965 TO 27.405 MHZ WEATHER –... -
Page 20: Accessories
Accessories Replacement Microphone Bracket 741-080-9-001 $0.45 4 Pin Premium Noise- Cancelling Microphone HG M84 $74.95 4-Pin Replacement Dynamic Microphone HG M73 $19.95 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. - Page 21 21” Base Loaded Magnet Mount Antenna HG A1000 $28.95 Dynamic External Speaker HG S100 $21.95 Fiberglass Whip Replacement Antenna 3 3 F F o o o o t t HG A300 Black, Red, White, Gold 4 4 F F o o o o t t HG A400 Black, Red, White 4 4 1 1 / / 2 2 F F o o o o t t HG A450 Black, Red, White, Gold...
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Page 22: Accessories Order Info
Call 773-889-3087 [Press one from the main menu] 8:00 a.m. to 6:00 p.m. Central Time, Monday through Friday. Make Check or Money Order Payable To Cobra Electronics, Attn: Accessories Dept., 6500 West Cortland Street, Chicago, IL 60707 U.S.A. To Order Online Please visit our website: www.cobra.com... -
Page 23: Warranty
Limited Two Year Warranty Limited Warranty COBRA ELECTRONICS CORPORATION warrants that its COBRA CB Transceiver, and the component parts thereof, will be free of defects in material and workmanship for a period of two (2) years from the date of consumer purchase.This warranty may be enforced by the first consumer purchaser, provided that the prod- uct is utilized within the U.S.A. -
Page 24: Nothing Comes Close To A Cobra
The Cobra line of quality products also includes: • CB Radios • microTALK® Radios • Radar/Laser Detectors • Safety Alert® Traffic Warning Systems • Handheld GPS Receivers • Mobile GPS Navigation Systems • HighGear® Accessories • CobraMarine® VHF Radios • CobraMarine®... -
Page 25: If You Think You Need Service
5. Ship prepaid and insured by way of a traceable carrier such as United Parcel Service (UPS) or First Class Mail to avoid loss in transit to: Cobra Factory Service, Cobra Electronics Corporation, 6500 W. Cortland St., Chicago, IL 60707. -
Page 26: Mobile Radio
18 WX ST II Operating Instructions for your 18 WX ST II Mobile Radio with System Nothing Comes Close to a Cobra ®... - Page 27 The Citizens Band Story CB Tranceiver 18 WX ST II Operating Instructions for your 18 WX ST II Mobile Radio with System “Ingenious Products for Easier Communication.” The Citizens Band lies between the shortwave broadcast and 10-meter Amateur radio bands, and was established by law in 1949.
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Page 28: Controls And Indicators
Controls and Indicators Microphone Connector. Off/On/Volume. Squelch. Channel 9/Channel 19 CB/Weather Channel Selector Button. LED Channel Display. S/RF Power Meter. WX Indicator LED. TX Indicator LED. RX Indicator LED. Scan Button. SoundTracker™ Button. Dual Watch Button. Microphone Back Side 18 WX ST II Antenna Connector External Speaker Connector Power Cord... -
Page 29: Customer Support
Thank you for purchasing the Cobra 18 WX ST II CB Radio Transceiver. Properly used, this Cobra product will give you many years of reliable service. “Cuts Static coming in, adds Punch going out!” Technology that dramatically improves the transmission and reception of CB radio signals. The revolutionary SoundTracker figures the transmission signal which allows it to be transferred more effectively through cluttered...
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