Page 2 - Mounting and Connection; Hold the radio with the mounting bracket in; Location; continued
Installation Installation Location 3 2 Mounting andConnection Mounting and Connection Hold the radio with the mounting bracket in the exact desired lo cation. If there is no in ter-ference, remove the bracket and use it as atemplate to mark the lo cation for the mount-ing screws. Location Plan locat...
Page 3 - Connect the black lead to the negative side of
Installation Installation 5 4 Note Before installing the CB radio,visually check the vehicle’sbattery connection to deter -mine which terminal, positiveor negative, is grounded (pos-itive is the larger of the t wo)to the engine block (or chas -sis).A negatively groundedvehicle has its negative leadg...
Page 4 - CB Antenna
Ignition Noise Interference Antennas Use of a mobile receiver at low signal levels isnormally limited by the presence of electricalnoise. The primary source of noise in automobilesis from the alterna tor and ignition system.Typically, when signal level is adequate, the back-ground noise does not pre...
Page 5 - The CB/PA button should be in the; Operation; Turning On; Select
The CB/PA button should be in the CB position. Operation 9 Operation Turning On Setting ChannelSelector 8 Turning On Make sure the p ower cord, antenna and micro-phone are connected to their proper connec torsbefore starting. Setting Channel Selec tor 2 1 Ro t ate the On/Off Volume knob c l oc kw i ...
Page 6 - Switch to; Selecting A Channel; To Receive
Rotate the On/Off Volume knob clockwise the green RT/TX LED will be illiuminated. Operation 11 Operation 10 S-Meter S-Meter Swings proportionately to strength of incomingsignal when receiving. Switch to NOR to select desired channel. 1 Selecting AChannel Selecting A Channel Note Switch to 9 (Emergen...
Page 7 - Push and release the ST button. Red LED; The SoundTracker; System; How SoundTracker; Works; On Reception - “Cuts noise coming in”; On Transmission - “Strengthens signals going out ”; Activating SoundTrackerTM
Operation Operation 13 12 ActivatingSoundTracker ™ Push and release the ST button. Red LED is illuminated when SoundTracker™ is turned on. 1 The SoundTracker TM System While previous systems only “blanket out” or limitnoise in higher sound frequencies , the revolution-ary new SoundTracker TM System ...
Page 8 - RF Gain Control; Setting Squelch; Setting Squelch; Squelch is the “control gate” for incoming signals.
Operation Operation 15 14 RF Gain Control Dimmer Control RF Gain Control The RF Gain is used to optimize reception instrong or weak signal areas . Dimmer Control Note The RF Gain is used to optimiz ereception in weak signal areas. Rotate the DIM knob clockwise formaximum brightness; counter-clockwis...
Page 9 - To Transmit; Select desired channel.
To achieve the Desired Squelch Setting (DSS),turn the Squelch control counterclockwiseuntil you hear noise. Now turn the controlclockwise just until the noise stops . This is theDSS setting. 17 16 Operation Operation 3 Gate set to Desired Squelch Setting (DSS) To Transmit To Transmit Caution! Be sur...
Page 10 - Setting Dynamike; Transmit; RF Meter
Setting Dynamike This controls the microphone sensitivit y(outgoing audio level). 19 18 SettingDynamike Operation Operation 1 Initially, set fully clockwise so that maxi-mum voice volume is available. Dynamikemay have to be reduced in some conditions. Transmit Push and hold mic button to transmit.Tr...
Page 11 - Set CB PA switch to PA position.; External Speaker; Connect an external PA speaker to the PA jack
Set CB PA switch to PA position. 2 21 20 Operation Operation External Speaker External Speaker The external Speaker jack is used for remot ereceiver monitoring. Note The external speaker shouldhave 8-ohm impedance and b erated to handle at least 4.0watts. When the external speak-er is plugged in,the...
Page 12 - Adjust PA speaker volume with the
Operation Operation 23 22 Push and hold microphone button and speakin a normal voic e. Your voice will sound on thePA speaker. Adjust PA speaker volume with the Dynamike control. 3 4 ANL (AutomaticNoise Limiter)Switch ANL (Automatic Noise Limiter) Switch When switched to ANL the Automatic NoiseLimit...
Page 13 - Temporary Mobile Operation
Home And Office Set-Up Temporary Mobile Set-Up 25 24 TemporaryMobile Set-Up Temporary Mobile Operation For temporary mobile oper ation you may want topurchase an optional cigarette ligh ter adapterfrom your COBRA dealer. This adapter and a mag -netic mount antenna allow you to quickly “install”your ...
Page 14 - Set to channel 9 for emergencies; C all Sign; Give details and help needed .; A Few Rules You Should Know
How Your CB Can Serve You 27 Home And Office Set-Up 26 Connect properly installed and matched basestation antenna. Plug power cable in to back of unit mar ked “Power ”. Be sure to obser ve polarity mar kings. 2 3 1. Set to channel 9 for emergencies Be sure antenna is properly connec ted. 2. CB Distr...
Page 15 - Permitted Example Message
How Your CB Can Serve You How Your CB Can Serve You 29 28 The FCC gives these examples of permitted andprohibited messages for channel 9. These areonly guidelines and not all-inclusive: Permitted Example Message Yes “ Tornado sighted six miles north of town.” No “Post number 10. No tornado sighted.”...
Page 18 - Optional Accessories
You Can Find These Fine Accessories At Your Local Cobra CB Dealer If you wish, you can order directly from Cobra. Order by phoneCall 1.773.889.3087 (Press 1 from the main menu) 8 a.m.-8 p.m. M-F CST. Order by mail or faxPlease fill out order form on ne xt page, and mail/fax directly to Cobra. Option...
Page 19 - Accessory Order Form
Accessory Order Form 36 Tax TableIllinois 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 from the main menu) 8:00 am - 8:00 ...
Page 20 - CB Radio; If You Think You Need Service
25 NW ST Cobra Electronics Corporation6500 West Cortland StreetChicago, IL60707 Cobra Electronics Corp.© 1999Printed in China Part No. 480-205-P-001 CB Radio “Ingenious Prod u cts for Easier Co m m u n i cat i o n .” O pe rating Instru ctions for your Co b ra 25 NW ST For te c h n i cal assistance, ...
Page 21 - The CB Story
The Citizens Band lies bet ween the shortwavebroadcast and 10-meter Amateur radio bands,and was established by law in 1949. The Class Dtwo-way communications service was opened in1959.(CB also includes a Class A citizens band and Class C remote control frequencies.) FCC Regulations FCC regulations p...
Page 22 - SoundTracker; The revolutionary SoundTracker; At the same time, it significantly reduces the; Customer Support; Controls and Indicators; Our Thanks to You
Thank you for purchasing the Cobra 25 NW ST CBRadio. Properly used, this Cobra product will giveyou many years of reliable service. SoundTracker TM “Cuts noise coming in...strengthens signals going out.” This Patent pending technology dramaticallyimproves transmission and reception of CB signals. Th...