Cobra Electronics 25 WX NW ST - page 10.Now turn the control clockwise just until the noise stops. T o achiev e the Desired Squelch Setting (DSS), turn the Squelch control counterclockwise until you hear noise. F ull counterclockwise rotation opens the “ gate ” allowing all signals in.
į ull clockwise rotation closes the ga te allowing only very strong signals to en ter. 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. W hen switched to OFF position Noise Blanking Filtration will be turned off. When switched to NB position the RF Noise Blanker is activ ated, pr oviding increased noise filtra tion. 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. R ed LED is illuminated when SoundTracker™ is turned on. Operation Operation 13 12 Activating SoundTracker ™ Push and release the ST button. 1 Selecting A Channel Selecting A Channel Note S witch to 9 (Emergency) or 19 (Information) for instant access. Operation 11 Operation 10 S-Meter S-Meter Swings proportionately to strength of incoming signal when receiving. Rotat e the On/Off V olume knob clockwise the green RT/TX/WX LED will be illumina ted. 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. 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. T he CB/ANL/PA button should be in the CB/ANL position and CB/WX on CB position. T ypically, when signal le vel is adequate, the back - ground noise does not present a serious problem. The primary sour ce of noise in automobiles is from the alterna tor and ignition system. Ignition Noise Interference Antennas U se of a mobile receiver at low signal le vels is normally limited by the presence of electrical noise. Note In positive ground vehicles the red wire goes to the chassis and the black wire is connec ted t o the ignition switch. 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. Location Plan location of transceiver and microphone bracket. 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. 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. A1 FCC Regulations FCC W arnings Included Accessories Controls & Indicators. Ho w to Us e Y ou r C ob r a 25 W X N W ST Contents Features.
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