User manual COBRA 19 DX IV

[. . . ] Introduction Intro Our Thanks, The CB Story, and Customer Assistance Operation Customer Warranty Assistance Thank you for purchasing the Cobra 19 DX IV CB Radio Transceiver. Properly used, this Cobra product will give you many years of reliable service. The Citizens Band Story Owner's Manual Main Icons Installation Customer Assistance Secondary Icons The Citizens Band lies between the shortwave broadcast and 10-meter amateur radio bands, and was established by law in 1949. The Class D two-way communications service was opened in 1959. (CB also includes a Class A citizens band and Class C remote control frequencies. ) Notice Caution Warning Customer Assistance The Cobra line of quality products includes: Intro Assistance Customer Assistance Operation Customer Warranty CB Radios microTALK® Radios Radar/Laser Detectors Safety Alert® Traffic Warning Systems Handheld GPS Receivers Mobile GPS Navigation Systems HighGear® Accessories CobraMarineTM VHF Radios Power Inverters Accessories For more information or to order any of our products, please visit our website: www. cobra. com Should you encounter any problems with this product, or not understand its many features, please refer to this owner's manual. [. . . ] Further clockwise Secondary Icons Installation rotation will Customer increase the threshold level which a signal must overcome in order to be Assistance heard. Only strong signals will be heard at a maximum clockwise setting. Squelch is the "control gate" for incoming signals. Adjust Squelch/RF Gain Knob Notice Warning ToCaution squelch your radio: 1. Full clockwise rotation closes the gate, allowing only very strong signals to enter. Full counterclockwise rotation opens the "gate, " allowing all signals in. To achieve 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 the DSS setting. remotsuC ecnatsissA noitarepO ortnI Rotate the Channel knob clockwise Customer Caution Warning Assistance until desired channel is displayed. Secondary Icons Main Icons remotsuC ecnatsissA noitallatsnI Notice Channel 9/NOR/Channel 19 Button snocI y radnoceS Channel 9/NOR/Channel 19 Set CH 9 to obtain instant access Warranty to the emergency channel. Set NOR position to use the channel knob to choose any of the 40 channels. Set CH 19 to obtain instant access to Customerinformation and calling channel. the Assistance Customer Assistance Caution Warning Notice Caution Warning Intro Operation gninraW noituaC ecitoN Installation CB/PA Button Secondary Icons CB/PA In the CB position, the PA function is disabled and the unit will transmit and receive on the selected channel. The PA function should not be used unless a PA speaker is connected. In the Caution Warning PA position, the transmit function is disabled and the microphone output will go only to the PA speaker. Main Icons Gate Closed Gate Open Desired Squelch Setting (DSS) Strong Signals Medium Signals Weak Signals Noise Intro Operation Customer Assistance Warranty Strong Signals Medium Signals Weak Signals Noise Strong Signals Medium Signals Weak Signals Noise S/RF Power Meter snocI niaM Notice RF Gain This control is used to adjust receiver sensitivity. Maximum sensitivity allows weak signalsCustomer received. However, very strong signals (such as from a nearby ytnarraW to be Installation Assistance transmitter) can cause distortion at that setting. Reducing the receiver's RF Gain eliminates distortion from very strong incoming signals. Adjust Squelch/RF Gain Knob remotsuC ecnatsissA noitarepO ortnI S/RF Power Meter Shows relative transmitter RF output power and input signal strength when receiving. The Liquid Crystal Display (LCD) segments increase with signal strength. Secondary Icons Notice Caution Warning To set RF Gain: 1. Full counterclockwise rotation minimizes gain for maximum distortion control. To achieve the desired level of distortion control, turn the RF Gain knob counterclockwise until the distortion is eliminated. After moving away from the strong signal, gninraW turn the RF Gain knob fully clockwise to receive all possible signals. remotsuC ecnatsissA noitallTXnI ats Indicator TX Indicator The TX Indicator will light when in the transmit mode. "Busy" will appear when there is an incoming signal. snocI yradnoceS noituaC ecitoN 6 English Nothing comes close to a Cobra® 7 Main Icons Operating Your Mobile Radio Intro Operation Operation Customer Assistance Warranty Installation Customer Assistance Operating Your Mobile Radio Secondary Icons Intro Operation Operation Customer Assistance Warranty Operation · Operation Intro On-Off/Volume Knob Notice Operation Customer Assistance Warranty · Ignition Noise Interference Use of a mobile receiver at lowCustomer levels is normally limited by the presence signal Installation of electrical noise. Under mostAssistance operating conditions, when signal level is adequate, the background noise does not present a serious problem. [. . . ] For Products Purchased Outside the U. S. A. Please contact your local dealer for warranty information. Receiver Sensitivity Selectivity Image Rejection Adjacent-Channel Rejection Automatic Noise Limiter Less than 1 µV for 10dB (S+N) 6 dB @ 7 KHz, 60 dB @ 10KHz 60 dB, typical 50 dB, typical Built-in Trademark Acknowledgement · Cobra®, Nothing comes close to a Cobra® and the snake design are registered trademarks of Cobra Electronics Corporation, USA. Cobra Electronics CorporationTM is a trademark of Cobra Electronics Corporation, USA. 12 English Nothing comes close to a Cobra® 13 Customer Assistance Intro Product Service Operation Warranty Customer Assistance Warranty Customer Assistance Intro Operation Customer Product Service Warranty Product Service Operation Intro Customer Assistance · Assistance For Products Purchased in Canada Secondary Icons If you have any questions about operation or installing your new Cobra product, or if you are missing parts. . . Customer Customer Installation Installation Please call Cobra first! [. . . ]