Page 2 - Mounting and Connections; Note; Operation
2 Mounting and Connections Select a location for the transceiver and micro-phone bracket that is convenient for operation.In automobiles, the transceiver is usually mountedto the underneath of the dash panel, with themicrophone bracket beside it. 1 Hold the radio with mounting bracket in theexact lo...
Page 4 - CB Antenna
4 Turning on Turn volume control clockwise to turn power onand set the desired listening volume. CB Antenna Only a properly matched antenna system willallow maximum power output. In mobile installations (cars, trucks, boats, etc.),an antenna system that is non-directional should be used. When instal...
Page 5 - Squelch
5 Microphone Connector Allows for convenient removal of the microphoneplug when storage is required. The microphoneMUST be connected to the unit at all times when inuse, for proper operation. Squelch This control is used to cut off or eliminate receiverbackground noise in the absence of an incomings...
Page 6 - Gate open; Setting Squelch; clockwise
NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS G A T E C L O S E D NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS G A T E O P E N NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS 6 Operation Gate open Gate closed SettingSquelch Setting Squelch Squ...
Page 8 - Set CB or WX Mode; CB Weather
ChannelSelection 8 Set CB or WX Mode Set on CB mode. Rotate channel knob clockwiseuntil desired channel is displayed. Channel 9/Channel 19 Press CH 9/19 to obtain instant access to emergencychannel 9. Press again for information CH 19. CB/Weather CB mode is for normal CB operation. PressCB/Weather a...
Page 9 - Dual Watch; Scan
9 Dual Watch This features allows the user to scan between twoselected channels. 1. Select first channel, CB mode. 2. Press and hold DW until LED begins flashing andbeeps once. 3. Select second channel. Press DW until LED lightssteady and radio beeps twice. Two channels arenow stored in DW memory. S...
Page 10 - “Cuts Noise Coming In”; On Transmission–; “Strengthens Signals Going Out”
10 The SoundTracker System reduces noise whileleaving the signal intact in the reception mode.In the transmission mode, it strengthens the sig-nal, providing you with a significant reduction innoise on reception and transmission. How SoundTracker works On Reception– “Cuts Noise Coming In” With a nor...
Page 11 - Activating Soundtracker
11 Activating Soundtracker 1. Press the SoundTracker button on the upperleft side of front panel. A red indicator will illuminate when the SoundTracker system isengaged. ActivatingSoundtracker Operation OFF PUSH AND RELEASE
Page 13 - Rear Panel; This female connector per-; Power
13 Rear Panel Antenna Connector. This female connector per- mits connection of the transmission line cablemale connector to the transceiver. External Speaker. The External Speaker Jack is used for an external speaker. The external speak-er should have 8-ohm impedance and be ratedto handle at least 4...
Page 16 - Maintenance; Maintenance and Adjustment
16 Maintenance/Adjustment Maintenance Maintenance and Adjustment Your COBRA CB transceiver is specificallydesigned for the environment encountered inmobile installations. The use of all solid state cir-cuitry and its light weight result in high reliabili-ty. Should a failure occur, however, review t...
Page 17 - Warning; Replacement Warning; Use Channel 9 For Emergency Messages Only
Permitted: "A tornado sighted six miles of town." Not Permitted : "This is observation post number 10. No tornado sighted." Warning 17 Channel 9EmergencyMessages Replacement Warning Replacement or substitution of certain parts withreplacements other than those recommended byCobra may...
Page 18 - Accessories; Frequency Ranges; Channel Channel
Accessories 18 Frequency Ranges The COBRA 18 WX ST II transceiver represents one ofthe most advanced AM two-way radios used as a ClassD station in the Citizens Radio Service. This unit featuresadvanced Phase Lock Loop (PLL) circuitry providingcomplete coverage of all 40 CB channels and all 10weather...
Page 19 - Specifications
19 Specifications Specifications GENERAL CHANNELS . . . . . . . . . . . . . . . . . . . . . . . . CB - 40 CH WEATHER – 10CH FREQUENCY RANGE . . . . . . . . . . . . . . . . CB - 26.965 TO 27.405 MHZ WEATHER – 161.650 TO 163.275 FREQUENCY TOLERANCE . . . . . . . . . . . 0.005 %FREQUENCY CONTROL . . . ...
Page 22 - Accessories Order Info
Accessories Order Info 22 251-199-9-001 Replacement Mounting Bracket634-081-9-001 Replacement Thumb Screws741-080-9-001 Replacement Microphone BracketHG A1000 21”Base Loaded Magnetic Mount Antenna HG A1500 38”Base Loaded Magnetic Mount Antenna HG A2000 54”Base Loaded Magnetic Mount Antenna HG M84 4 ...
Page 23 - Limited Two Year Warranty
23 Limited Two Year Warranty Limited Warranty COBRA ELECTRONICS CORPORATION warrants that its COBRA CB Transceiver, and the component parts thereof, will be free ofdefects in material and workmanship for a period of two (2) yearsfrom the date of consumer purchase. This warranty may beenforced by the...
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® Chartplotters • Power Inverters ...
Page 25 - If You Think You Need Service
Cobra Electronics Corporation6500 West Cortland StreetChicago, IL 60707 USA ©2006 Cobra Electronics Corporation Printed in China Part No. 480-315-P-001 For technical assistance, please call our Automated Help Desk which can assist you by answering the most frequently asked questions about Cobra prod...
Page 26 - Mobile Radio; with System
18 WX ST II Mobile Radio with System Operating Instructions for your 18 WX ST II Nothing Comes Close to a Cobra ®
Page 27 - The Citizens Band Story; FCC Regulations
CB Tranceiver “Ingenious Products for Easier Communication.” 18 WX ST II Mobile Radio with System Operating Instructions for your 18 WX ST II 18 WX ST II OFF OFF A1 The Citizens Band Story 4 5 2 1 3 The Citizens Band lies between the shortwave broadcastand 10-meter Amateur radio bands, and was estab...
Page 28 - Controls and Indicators
18 WX ST II OFF OFF EXT. SPKR. POWER 13.8V DC ANTENNA A2 Controls and Indicators 1 7 12 6 2 3 4 5 13 14 8 11 15 1. Microphone Connector. 2. Off/On/Volume. 3. Squelch. 4. Channel 9/Channel 19 5. CB/Weather 6. Channel Selector Button. 7. LED Channel Display. 8. S/RF Power Meter. 9. WX Indicator LED. 1...
Page 29 - “Cuts Static coming in, adds Punch going out!”; The revolutionary SoundTracker; Customer Support; obra Customer Service; Our Thanks to You
Thank you for purchasing the Cobra 18 WX ST IICB Radio Transceiver. Properly used, this Cobraproduct will give you many years of reliable service. “Cuts Static coming in, adds Punch going out!” Technology that dramatically improves thetransmission and reception of CB radio signals. The revolutionary...