Cobra Electronics 25 WX NW ST manual

Ho w to Us e Y ou r C ob r a 25 W X N W ST Contents Features ...........................................................................................1 The CB S t or y ..................................................................................A1 FCC Regulations FCC W arnings Included Accessories Controls & Indicators ..................[...]

Installation Installation Location 3 2 Mounting and Connection Mounting and Connection H old the radio with the mounting bracket in the exact desired lo cation. If there is no in ter- ference , remov e the bracket and use it as a template to mark the lo ca tion for the moun t- ing screws. Location Plan location of transceiver and microphone bracket[...]

Installation Installation 5 4 Note Connecting to an accessory fuse prevents the unit from being lef t on accidentall y , 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 connec ted t o the ignition switch. Note Before installing the CB radio , [...]

Ignition Noise Interference Antennas U se of a mobile receiver at low signal le vels is normally limited by the presence of electrical noise. The primary sour ce of noise in automobiles is from the alterna tor and ignition system. T ypically , when signal le vel is adequate, the back - ground noise does not present a serious problem. Also, when e x[...]

T he CB/ANL/PA button should be in the CB/ANL position and CB/WX on CB position. Operation 9 Operation T urning On Setting Channel Selector 8 T urning On Make sure the p ower cord, antenna and micr o- phone are connec t ed to their proper connec tors before starting. Setting Channel Selec tor 2 1 R o t a t e th e On /Of f V o lum e knob c l oc kw i[...]

Rotat e the On/Off V olume knob clockwise the green RT/TX/WX LED will be illumina ted. Operation 11 Operation 10 S-Meter S-Meter Swings proportionately to strength of incoming signal when receiving. Switch to NOR to select desired channel. 1 Selecting A Channel Selecting A Channel Note S witch to 9 (Emergency) or 19 (Information) for instant access[...]

Operation Operation 13 12 Activating SoundTracker ™ Push and release the ST button. R ed LED is illuminated when SoundTracker™ is turned on. 1 The SoundT rack e r TM System While previous systems only “blanket out” or limit noise in higher sound frequencies , the revolution- ary new SoundT r acker TM System actually reduces noise while leav[...]

When switched to NB position the RF Noise Blanker is activ ated , pr oviding increased noise filtra tion. W hen switched to OFF position Noise Blanking Filtration will be turned off . Operation Operation 15 14 NB, OFF (Noise Blanker ) Switch Dim/Dyna Control Dim Control Note The RF noise blanker is ver y effective in reducing repetitiv e noises suc[...]

F ull clockwise rotation closes the ga te allowing only very strong signals to en ter . F ull counterclockwise rotation opens the “ gate ” allowing all signals in. T o achiev e 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 t[...]

T o T ransmit 19 T o Transmit T ransmit 18 Caution! Be sure the antenna is proper ly connected to the radio befor e transmitting. Prolonged trans- mitting without an antenna,or a poorl y matched antenna, could cause damage to the transmitter . Be sure to read the F.C.C. Rules and Regulations included with this unit before transmitting. Operation Op[...]

21 20 Operation Operation P A (Public Address) P A (Public Address) Connect an e xternal PA speaker to the PA jack on the rear panel. Note Speaker should ha ve 8-ohm impedance and be rated t o handle at least 4.0 watts . Note The speaker should be direc ted away from the microphone t o prevent acoustic feedback. Note Ac tivity on the CB channel wil[...]

Operation Operation 23 22 When CB/WX is on WX position Weather Receiver is activ ated . Place CB/WX Switch in the WX position. T urn the W eather Channel Selec tor (1-7) until you find the W eather Channel with the clear - est reception. Sometimes more than one channel can be received, however , the closest broadcast to you will be the one with the[...]

Home And Office Setup 25 24 Base Station Operation (From 120V AC House Curr ent) Base Station Operation (Fr om 120V AC House Cur rent) T o operate your transceiver from home or offic e y ou will need a 13.8 volt DC P ow er Pack r ated at a minimum of 2 amps , and a properly installed base station antenna. Warning! Do not attempt to operate this tra[...]

How Y our CB Can Serve Y ou 27 26 1. Set to channel 9 for emergencies Be sure an tenna is properly connec ted. 2. CB Distress D ata When transmitting an emergenc y , y ou should request a “REACT BASE”and pr ovide the CB distress data (called CLIP ): C all Sign Identify yourself . L ocation Be exact. I njuries Number . Type . T rapped? P roblem [...]

How Y our CB Can Serve Y ou How Y our CB Can Serve Y ou 29 28 CB 10-C o des Citizen Bands have adopted the “ 10-CODES ” f or standard questions and answers . These codes p r ovi de qui ck and ea s y c o m m u n i c a t i o n ,e s pe c i a l l y in noisy areas. F ollowing are some of the more common codes and meanings: Code M eaning 10-1 Receivi[...]

25 WX NW ST Specifications Frequency Ranges 31 30 The COBRA 25 WX NW ST transceiver represents one of the most ad vanced AM t wo-wa y radios used as a Class D station in the Citizens Radio Service. This unit features ad v anced Phase L ock Loop (PLL) circuitry pro viding complete coverage of all 40 CB channels . 1 26.965 21 27.215 1 162.400 2 26.97[...]

Optional Accessories 33 32 Replacement DC Power Cord For in vehicle use 426-002-N-001 $7.50 Replacement Mounting Bracket For in vehicle use 251-199-9-001 $4.50 Replacement Thumb Screws For in vehicle use 634-081-9-001 $0.60 Replacement Microphone Bracket For in vehicle use 741-080-9-001 $0.45 28” F ull Range Center Load, Magnetic Mount Antenna Fo[...]

35 34 Allow 4 to 6 weeks for deliver y. O ffer valid in Continental U.S.onl y . Accessory Order For m Tax Table Illinois residents add 7% Cook Co. residents add .75% (7.75% total) Chicago residents add 1% (8.75% total) Indiana residents add 5% For credit card orders fill out order for m and fax to: 1.773.622.2269 or call 1.773.889.3087 (Press 1 fro[...]

Notes Notes Notes Notes 36 25 WX NW ST Manual 3.3 6/15/99 1:10 PM Page 36[...]

2 5 W X N W S T Cobra Electronics Corporation 6500 W est Cortland Street Chicago, IL60707 Cobra Electronics Corp.© 1999 Printed in China Part No. 480-291-P-001 CB Radio “Ing enious Pro d u c ts for Eas ier C o m m u n i c a t i o n .” O pe r ating Instr u c tions for your C o b r a 25 WX NW ST Fo r t e c h n i c al a ssis ta nce , pl eas e c a[...]

The Citizens Band lies bet w een the shor twave broadcast and 10-meter Ama teur radio bands , and was established by law in 1949. The Class D two-w ay communica tions service was opened in 1959.(CB also includes a Class A citizens band and Class C remote control frequencies.) FCC Regulations FCC regulations permit only “transmissions ” (one par[...]

T hank you for purchasing the Cobra 25 WX NW ST CB Radio. Properly used, this Cobra pr oduct will give you many years of reliable servic e. SoundT racker TM “C uts noise coming in...strengthens signals going out.” This P atent pending technolog y dramatically improv es transmission and reception of CB signals. The revolutionary SoundTracker TM [...]