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Cobra Electronics 29 NW manual

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Table of contents for the manual

  • Page 1

    H o w to Us e Y o u r C o b r a ® 2 9 N W Conten ts Fea tures ..................................................................................................1 The CB Stor y .........................................................................................A1 FCC Regulations FCC W arnings Included Accessories Controls & Indicators ....[...]

  • Page 2

    Installation Installation Location 3 2 Mounting and Connection Mounting and Connection Hold the radio with the mounting bracket in the exac t desired location. If there is no interference, remov e the bracket and use it as a template to mark the location for the mounting screws. Location Plan location of transceiver and microphone bracket before st[...]

  • Page 3

    Installation Installation 5 4 Note Connecting to an accessory fuse prevents the unit from being left on accidentally , and also permits operating the unit without running the engine. Note In positive ground vehicles the red wire goes to the chassis and the black wire is connected to the ignition switch. Note Before installing the CB radio , visuall[...]

  • Page 4

    ANT P A.SP . EXT .SP . + POWER – DA TE OF  MFG : JUNE 98 FCC ID:BBO3K229LTD COBRA  MADE IN CHINA SERIAL NO.: 806135776 PRECISION ENGINEERED PRODUCT OF COBRA ELECTRONICS CORP . CHICAGO , ILL.60707 Ignition Noise Interference Antennas Use of a mobile receiver at low signal levels is normally limited by the presence of electrical n[...]

  • Page 5

    The CB/P A button should be in the CB position. Operation 9 Operation T urning On Setting Channel Selector 8 T urning On Make sure the pow er cord, antenna and microphone are connec ted to their proper connectors before star ting. Setting Channel Selec tor 2 DYNAMIKE RFGAIN S S/RF SWR CAL NB/ ANL ANL OFF CB PA C MIN MAX MIN MAX OFF VOL SQL[...]

  • Page 6

    E RFGAIN SWR CAL S NB/ ANL ANL OFF CB PA CH19 CH9 NOR M  AX MIN MAX O SQL DIMMER HI NOR MIN MAX RX/TX ANT 29 NW L TD CLASSIC TONE While holding mic button adjust the SWR CAL k nob so the meter needle swings to the CAL ▼ mark on the meter (located on the r ight). Operation Operation Calibrate For SWR (Standing Wave Ratio) 11 10 continu[...]

  • Page 7

    Rotate the On/Off V olume k nob clockwise the green RX/TX LED will be illuminated. Repeat the same steps two through five on Channel 1 and 40. T his will check SWR for all channels. The S/RF-SWR-CAL switch must be in the S/RF position to read the meter . 6 While still holding down the mic button, set the S/RF SWR CAL switch to the SWR position, to [...]

  • Page 8

    When switched to ANL the Automatic Noise Limiter is activated. This helps reduce noise created by the vehicle ’ s elec tronics. When switched to NB/ANL position the RF Noise Blanker is also activated, providing increased noise filtration. When switched to OFF position all noise filtration will be turned off. Operation Operation 15 14 NB-ANL/ANL/ [...]

  • Page 9

    F ull clockwise rotation closes the gate allowing only very strong signals to enter . F ull count erclockwise rotation opens the “ gate” allowing all signals in. T o achieve the D esired 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 D[...]

  • Page 10

    Setting Dynamike This controls the microphone sensitivity (outgoing audio level). T o T ransmit 19 T o T ransmit T ransmit 18 Setting Dynamike Caution! Be sure the antenna is properly connected to the radio before transmitting . Prolonged transmitting without an antenna, or a poorly matched antenna, could cause damage to the transmitter . Be sure t[...]

  • Page 11

    Operation Operation RF Meter 21 20 External Speaker RF M eter This meter swings propor tionately to the RF output (outgoing signal) while transmitting. External Speaker The external speaker jack is used for remote receiv er monitoring. The S/RF-SWR- CAL switch must be in the S/RF position. 1 Note The external speaker should have 8- ohm impedance an[...]

  • Page 12

    Operation Operation P A (Public Address) 23 22 P A (Public Addr ess) Connect an external P A speaker to the P A jack on the rear panel. Set CB/P A switch to P A position. Push and hold micr ophone button and speak in a normal voice . Y our voice will now transmit Adjust P A speaker volume with the Dynamike control . Note Speaker should have 8-ohm i[...]

  • Page 13

    T emporar y Mobile Set-Up 25 Base Station Operation (From 120V AC House Current) T emporar y Mobile Set-Up T emporar y M obile Operation F or temporar y mobile operation you may want to purchase an optional cigarette lighter adapter from your COBRA® dealer . This adapter and a magnetic mount antenna allow you to quick ly “install” your transce[...]

  • Page 14

    How Y our CB Can Ser ve Y ou How Y our CB Can Ser ve Y ou 27 26 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 “ T ornado sighted six miles nor th of town. ” No “Post number 10. No tornado sighted. ” Y es “Out of gas on I-95 [...]

  • Page 15

    How Y our CB Can Ser ve Y ou How Y our CB Can Ser ve Y ou 29 28 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 Confidential information 10-36 Correct time is 10-37 Wrecker needed at 10-38 Ambulance needed 10-39 Message delivered 10-41 T urn to channel 10-42 [...]

  • Page 16

    29 NW Specifications Frequency Ranges 31 30 GENERAL CHANNELS . . . . . . . . . . . . . . . . . . . . . . . . CB - 40 CH FREQUENCY RANGE . . . . . . . . . . . . . . . . CB - 26.965 TO 27.405 MHZ FREQUENCY T OLERANCE . . . . . . . . . . . 0.005 % FREQUENCY CONTROL . . . . . . . . . . . . PLL (PHASE LOCK L OOP) SYNTHESIZER OPERA TING TEMPERA TURE RANG[...]

  • Page 17

    Limited T wo Y ear W arranty 33 32 COBRA® ELECTRONICS CORPORA TION warrants that its COBRA® CB Radios, and the com po nent parts thereof , will be free of defects in workmanship and materials for period of two (2) years from the date of first consumer purchase. This war ran ty may be enforced by the first consumer pur chas er , pro vid ed that th[...]

  • Page 18

    35 34 Optional Accessories Accessor y Order Info Optional Accessories Y ou can find quality Cobra products and accessories at your local Cobra dealer , or in the U.S.A., you can order directly from Cobra. See ordering info on pa ge 35. Ordering From U.S.A. Call 773-889-3087 for pricing or visit w ww .cobra.com. F or Credit Car d O rders Call 773-88[...]

  • Page 19

    SIG 1 3 5 7 9 +30dB 2 3 CAL RF SWR RF DYNAMIKE RFGAIN SWR CAL S/RF SWR CAL NB/ ANL ANL OFF CB PA CH19 CH9 NOR M IN MAX MIN MAX OFF VOL SQL DIMMER HI NOR M IN MAX R X/TX ANT 29 NW LTD CLASSIC TONE The Citizens Band lies between the shor twave broadcast and 10-meter Amateur radio bands, and was established by law in 1949. The Class D two-[...]

  • Page 20

    ANT P A.SP . EXT .SP . + POWER – DATE OF  MFG : JUNE 98 FCC ID:BBO3K229LTD COBRA MADE IN CHINA SERIAL NO.: 806135776 PRECISION ENGINEERED PRODUCT OF COBRA ELECTRONICS CORP . CHICAGO, ILL.60707 Thank you for purchasing the Cobra® 29 NW CB Radio. Properly used, this Cobra® product will give you many years of reliable service. Customer Suppo[...]