Gebruiksaanwijzing /service van het product 29NW ST van de fabrikant Cobra Electronics
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Ho w to Us e Y ou r Co b r a 29 NW ST Contents Features .................................................................................................. 1 The CB St ory ................................................................................
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.
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 to the ignition switch.
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.
T he CB/PA button should be in the CB position. Operation 9 Operation T urning On Setting Channel Selector 8 T urning On Make sure the p ow er cor d , antenna and micr o- phone are connec ted to their proper connec tors before starting.
While holding mic button adjust the SWR CAL knob so the meter needle swings to the CAL ▼ mark on the meter (lo cated on the right). Operation Operation Calibrate For SWR (Standing W ave Ratio) 11 10 continued Note Calibration must be made in an open area (ne ver in a garage).
Rotat e the On/Off V olume knob clockwise the green RT/TX LED will be illumina ted . Repeat the same steps t w o through five on Channel 1 and 40. This will check SWR for all channels . T he S/RF-SWR-CAL switch must be in the S/RF position to read the meter.
Operation Operation 15 14 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 .
When switched to ANL the Automatic Noise Limiter is activa ted . This helps reduce noise crea ted by the vehicle ’ s electronics. When switched to NB/ANL position the RF N oise Blanker is also activ ated, providing increased noise filtr ation. When switched to OFF position all noise filtration will be turned off .
F ull clockwise rotation closes the ga te allowing only very strong signals to en ter . F ull counterclockwise rotation opens the “ ga te ” allowing all signals in. T o achie v e the Desired Squelch Setting (DSS), turn the Squelch control counterclockwise until you hear noise.
Setting Dynamike This controls the microphone sensitivit y (outgoing audio le vel). T o T ransmit 21 T o Transmit T ransmit 20 Setting Dynamike 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.
Operation Operation RF Meter 23 22 External Speaker RF Meter This meter swings proportiona tely to the RF output (outgoing signal) while transmitting . External Sp eaker The ext ernal speaker jack is used for remote receiver monitoring . T he S/RF-SWR-CAL switch must be in the S/RF position.
Operation Operation P A (Public Address) 25 24 P A (Public Address) Connect an e xternal PA speaker to the PA jack on the rear panel. Set CB/PA switch to PA position. P ush and hold microphone button and speak in a normal voic e. Y our voice will now transmit on the PA speaker .
T emporary Mobile Set-Up 27 Base Station Operation (From 120V AC House Curr ent) T emporary Mobile Set-Up T emporary Mobile Oper ation F or temporary mobile oper ation you may want t o purchase an optional cigarette ligh t er adapter from your COBRA dealer .
How Y our CB Can Serve Y ou How Y our CB Can Serve Y ou 29 28 The FCC gives these examples of permitted and prohibited messages for channel 9. These are only guidelines and not all-inclusive: P ermitted Example Message Y es “Tornado sight ed six miles north of town.
How Y our CB Can Serve Y ou How Y our CB Can Serve Y ou 31 30 Code Meaning 10-29 Time is up for contact 10-30 Does not conform to FCC rules 10-33 Emergency traffic 10-34 T rouble at this station 10-35.
29 NW ST Specifications Frequency Ranges 33 32 GENERAL CHANNELS. . . . . . . . . . . . . . . . . . . . . . . CB - 40 CH FREQUENCY RANGE. . . . . . . . . . . . . . . CB - 26.965 TO 27.405 MHZ FREQUENCY T OLERANCE. . . . . . . . . . 0.005 % FREQUENCY CONTROL .
Limited Two Y ear W arranty 35 34 COBRA ELECTRONICS CORPORA TION warrants that its COBRA CB Radios, and the component parts thereof , will be free of defects in wor kmanship and ma terials for perio d of two (2) years from the da te of first consumer purchase .
37 36 Y ou Can Find These Fine Accessories At Y our Local Cobra CB Dealer If you wish, you can order directly from Cobra. Order by phone Call 1.773.889.3087 (Pr ess 1 from the main menu) 8 a.m.-8 p.m. M-F CST . Order by mail or fax Please fill out order form on ne xt page, and mail/fax directly to Cobra.
39 38 Notes Notes Notes Notes 29 NW ST manual3.3 6/15/99 12:50 PM Page 38.
40 Notes Notes 29 NW ST manual3.3 6/15/99 12:50 PM Page 40.
2 9 N W S T Cobra Electronics Corporation 6500 W est Cortland Street Chicago, IL60707 Cobra Electronics Corp.© 1999 Printed in China Part No. 480-191-P-001 CB Radio “Ing eniou s Pr o d u c ts for E a sier C o m m u n i c a t i o n .
The Citizens Band lies bet w een the shor tw a ve 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.
T hank you for purchasing the Cobra 29 NW ST CB Radio. Properly used, this Cobra pr oduct will giv e y ou many years of reliable servic e. SoundT r acke r 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.
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