Cobra Electronics 18 WXST II manual

1 Cont ents Fea tures .......................................... 1 The CB Story .................................... A1 Licensing/W arning/Included Accessories . . . . . . . A1 Contr ols and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . A2 Our Thanks to Y ou .............................. A3 Customer Suppor t . . . . . . . . . . . . [...]

2 Mounting and Connections Select a location for the transceiv er and micro- phone bracket that is conv enient for operation. In automobiles , the transceiv er is usually mounted to the underneath of the dash panel, with the microphone bracket beside it. 1 Hold the radio with mounting bracket in the exact location desired. Remove the mounting brack[...]

3 4 Connect the red lead of DC pow er cord to a n accessory 12 volt fuse. 5 Connect the orange lead to a c onstant 12v fuse (ie: cigarette light er or direct to batter y) 6 Connect the black lead to the negative side of the automobile . This is usually the chassis. Any conv enient location with good electrical contact (remov e paint) may be used . [...]

4 T urning on T urn volume contr ol clockwise to turn power on and set the desired listening volum e. CB Antenna Only a properly matched antenna sy stem will allow maximum power output. In mobile installations (cars, trucks, boats, etc.), an antenna system tha t is non-directional should b e used . W hen installed in a b oat, the transceiver will n[...]

5 Microphone Connector Allows f or con venient remo val of the microph one plug when storage is required . The microphone MUST be connected to the unit a t all times when in use, for proper operation. S quelch This contr ol is used to cut off or eliminate rec eiver background noise in the absence of an incoming signal. A djust until the r eceiv er [...]

NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS  GA TE CLOSED NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS  GA TE  OPEN NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS  6 Operation Gate open Gate closed Setting Squelch Setting Squelch Squelch is the “ control gate ” for incoming[...]

7 3. T o achieve the Desired Squelch Setting (DSS), turn the Squelch control c ounterclockwise until you hear noise. Now turn the contr ol clockwise just until the noise stops . This is the DSS setting. Operation NOISE WEAK SIGNALS MEDIUM SIGNALS STRONG SIGNALS GA TE Gate set to Desired Squelch Setting (DSS) O FF[...]

Channel Selection 8 Set CB or WX Mode Set on CB mode. Rotate channel k nob clockwise until desired channel is display ed. Channel 9/Channel 19 Press CH 9/19 t o obtain instant access to emergency channel 9. Press again for inf ormation CH 19. CB/W eather CB mode is for normal CB opera tion. Press CB/W ea ther again and selec t activ e Wea ther chan[...]

9 Dual W atch This featur es allows the user to scan betw een two selected channels. 1. Select first channel, CB mode. 2. Press and hold DW unt il LED begins flashing and beeps once. 3. Select second channel. Pre ss DW un til L ED lig hts steady and radio beeps twice. T wo channels are no w st ored in DW memory . Scan P r ess and r elease SC AN but[...]

10 The SoundT r acker 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. H ow SoundT racker works On Reception– “Cuts Noise Coming In ” With a normal CB, distant signals fall below[...]

11 Activating Soundtr acker 1. Press the SoundT racker button on the upper left side of front panel. A red indicator will illuminate when the SoundT r acker system is engaged. Activating Soundtracker Operation OFF PUSH AND RELEASE[...]

12 S/RF Po wer Meter Shows relative tr ansmitter RF output power and input signal strength when r eceiving. T he LED (Light Emitting Diode) segments glow green to amber to red ...this indicates receive or tr ansmit activity. RX/T X Indicator LED RX indicator will light when in the r eceive mode . T X indic at or ligh ts when in tr ansmit mo de . Wh[...]

13 Rear Panel Antenna C onnector . This female connector per- mits connection of the transmission line cable male connector to the transceiv er . External Speaker . The External Speaker Jack is used for an external speaker . The external speak- er should have 8-ohm impedanc e and be rated to handle at least 4.0 watts. When the external speak er is [...]

14 Ignition Noise Interference Use of a mobile receiv er at low signal lev els is nor- mally limited by the presence of electrical noise. Under most operating con ditions, when signal level is adequate , the background noise does not present a serious problem . Also, when extremely low level signals ar e being receiv ed, the transceiv er may be ope[...]

15 Operating Pr ocedure to Rec eive 1. Be sure that power c ord , antenna and microphone are connected to the pr oper connectors before pr oceeding further . The weather switch should be in the "CB" position. 2. T urn the radio ON b y rotating the VOL UME CONTROL clockwise. 3. Rotate SQUEL CH C ONTROL counter clockwise until incoming sign[...]

16 Maintenance/ Adjustment Maintenance Maintenance and A djustment Y our COBRA CB transceiv er is specifically designed for the en vironment encount ered 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 necessar y ,[...]

Permitted: "A t ornado sighted six miles of town." Not Permitted : "This is obser vation post number 10. N o t or nado sight ed ." W arning 17 Channel 9 Emergency Messages Replacement W arning Replacement or substitution of certain par ts with replacements other than those rec ommended by Cobra ma y be a violation of the technic[...]

Accessories 18 Frequency Ranges The C OBRA 18 WX ST II transceiv er represents one of the most advanced AM tw o-way radios used as a Class D station in the Citizens Radio Ser vice. T his unit features advanced P hase Lock Loop (PLL) cir cuitr y providing complete co verage of all 40 CB channels and all 10 weather channels as shown below . 1 26.965 [...]

19 Specifications Specifications GENERAL CHANNELS . . . . . . . . . . . . . . . . . . . . . . . . CB - 40 CH WEA THER – 10CH FREQUENCY RANGE . . . . . . . . . . . . . . . . CB - 26.965 TO 27.405 MHZ WEA THER – 161.650 T O 163.275 FREQUENCY T OLERANCE . . . . . . . . . . . 0.005 % FREQUENCY CONTROL . . . . . . . . . . . . PLL (PHASE LOCK LOOP) S[...]

20 Accessories Replacement Mounting Brack et 251-199-9-001 $4.50 Replacement Thumb Screws 634-081-9-001 $0.60 Replacement Microphone Brack et 741-080-9-001 $0.45 4-Pin Power Microphone HG M75 $25.95 4-P in Noise C anceling Microphone HG M77 $30.95 4-Pin Replacement Dynamic Microphone HG M73 $19.95 4 P in Premium Noise- Cancelling Microphone HG M84 [...]

38” Base Loaded Magnet Mount Antenna HG A1500 $46.95 54” Base Loaded Magnet Mount Antenna HG A2000 $99.95 21” Base Loaded Magnet Mount Antenna HG A1000 $28.95 Dynamic External Speaker HG S100 $21.95 Noise Canceling External Speaker HG S300 $28.95 D ynamic Noise Canceling W ith T alk Back E xternal Speaker HG S500 $32.95 Fiberglass Whip Replac[...]

Accessories Order Info 22 251-199-9-001 Replacement Mounting Bracket 634-081-9-001 Replacement Thumb Screws 741-080-9-001 Replacement Microphone Bracket HG A1000 21” Base Loaded Magnetic Mount Antenna HG A1500 38” B ase Loaded Magnetic Mount Antenna HG A2000 54” Base Loaded Magnetic Mount Antenna HG M84 4 Pin P r emium Noise-Cancelling Microp[...]

23 Limited T wo Y ear W arranty Limited W arranty COBRA ELECTRONICS C ORPORA TION warrants that its C OBRA CB T ransceiver , 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 c onsumer purchaser , provide[...]

The C obr a line of quality products also includes: • CB Radios • microT ALK® R adios • Radar/Laser Detec tors • Safety Aler t® T r affic W arning Sy stems • Handheld GPS Receiv ers • Mobile GPS Na vigation S ystems • HighGear® Accessories • C obraMarine® VHF Radios • C obraMarine® Chartplotters • P ow er In verters • A c[...]

Cobra Electronics Corporation 6500 W est Cortland Street Chicago, IL 60707 USA ©2006 Cobra Electronics Corporation Printed in China Part No. 480-315-P-001 For technic al assistance, please call our A utomated Help Desk which can assist you by answering the most frequently ask ed questions about Cobra products. (773) 889-3087 24 hours a day , 7 day[...]

18 WX ST II Mobile Radio with Sy stem Opera ting Instructions for your 18 WX ST II Nothing C omes Close to a C obra ®[...]

CB T ranceiver “ 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 betw een the short wav e broadcast and 10-meter Amateur radio bands, and was established by law in 1949. The C lass D two-[...]

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 Met er . 9. WX Indicator LED . 10. TX Indicator LED. 11. RX Indicator LED . [...]

Thank you f or purchasing the Cobra 18 WX ST II CB Radio T ransc eiver . Properly used, this Cobra product will give y ou many y ears of reliable service. “C uts Static coming in, adds Punch going out!” T echnology that dramatically improves the tr ansmission and reception of CB radio signals . The rev olutionar y SoundT racker TM Syst em recon[...]