Manuale d’uso / di manutenzione del prodotto 29 LTD SE del fabbricante Cobra
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H o w t o U s e Y o u r C o b r a 2 9 L T D S E C ontents F eatures ..................................................................................................1 The CB St or y ....................................................................
Installation Installation Location 3 2 Mounting and Connection Mounting and Connection Hold the radio with the mounting bracket in the exact desired location. If there is no interference, remove the bracket and use it as a template to mark the location for the mounting screws.
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.
Ignition Noise Interference Antennas Use of a mobile receiver at low signal lev els is normally limited by the presence of electrical noise. The primary source of noise in automobiles is from the alternator and ignition system. Typically , when signal level is adequate, the background noise does not present a serious problem.
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 power cord , an tenna and microphone are connected to their proper connectors before starting. Setting Channel Selector 2 EDITION 1 Rota te the O n/Off V olume kn ob cloc kwise to a normal listening level.
Operation Operation Calibrate For SWR (Standing W ave Ratio) 11 10 Note Antenna Indicator LED will illuminate when TX if SWR is high. Note Calibration must be made in an open area (never in a garage). Vehicle doors must be closed. No one should be standing near the antenna.
Operation 13 Operation 12 Note The reading will be slightly higher on Channels 1 and 40 compared to Channel 20. Note When switched to SWR position the meter needle should ideally be as far to the left as possible. Anything over 3 is not acceptable. The antenna indicator will light.
The S/RF-SWR-CAL switch must be in the S/RF position to read the meter . Operation 15 Operation 14 1 S-Meter S-Meter Swings proportionately to strength of incoming signal when receiving.
Operation Operation 17 16 RF Gain Control Bright/Dim Switch RF Gain Control The RF Gain is used to optimize reception in strong or weak signal areas. Bright/Dim Switch Note The RF Gain is used to optimize reception in weak signal areas.
Full clockwise rotation closes the gate allowing only very strong signals to enter . Full c ounterclockwise rotation opens the “ gate” allowing all signals in. T o achieve the Desired Squelch Setting (DSS), turn the Squelch control counterclockwise until you hear noise.
Setting Dynamike® This controls the microphone sensitivity (outgoing audio level). T o Transmit 21 T o T ransmit T ransmit T alkBack 20 Setting Dynamike® Caution! Be sure the antenna is properly connected to the radio before transmitting.
Operation Operation RF Meter 23 22 External Speaker RF Meter This meter swings proportionately to the RF output (outgoing signal) while transmitting. External Speaker The external speaker jack is used for remote receiver monitoring . The 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 external P A speak er to the P A jack on the rear panel. Set CB/P A switch to P A position. Push and hold microphone button and speak in a normal voice. Your v oice will now transmit on the P A speaker.
T emporary Mobile Set-Up 27 Base Station Operation (From 120V AC House Current) T emporary Mobile Set-Up T emporary Mobile Op eration For temporary mobile operation you ma y want to purchase an optional automobile power 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 e xamples of permitted and prohibited messages for channel 9. These are only guidelines and not all-inclusive: Permitted Example Message Y es “Tornado sighted 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 con tact 10-30 Does not conform to FC C rules 10-33 Emergency traffic 10-34 T rouble at this station 10-.
29 L TD SE Specifications Frequency Ranges 33 32 G ENERAL C h a n n e l s ..........................C B -4 0C H Frequency Range . . . . . . . . . . . . . . . . . . CB - 26.965 to 27.405 MHz F requency T olerance . . . . . . . . . . . . . . . 0.005 % Frequency Control .
Optional Accessories 35 Replacement DC Power Cord For in vehicle use 426-002-N-001 $7.50 Replacement Mounting Bracket For in vehicle use 251-353-9-001 $4.50 Replacement Thumb Screws For in vehicle use 634-081-9-001 $0.60 Replacement Microphone Bracket For in vehicle use 741-080-9-001 $0.
36 Optional Accessories cont. 4 Pin Replacement Dynamic Microphone HG M73 $19.95 4 Pin Noise Canceling Microphone HG M77 $30.95 Dynamic External Speaker HG S100 $21.95 Noise Canceling External Speaker HG S300 $28.95 Noise Canceling With T alk Back External Speaker HG S500 $32.
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.
426-002 -N-001 Replaceme nt DC Powe r Cord $7.50 251-353 -9-001 Replacemen t Mounting Bra cket $4.50 634-081-9-001 Replacemen t Thumb Screws $0.60 741-080-9-001 Replacemen t Microphone Bracket $0.45 HG A1000 21” Base Loaded, Magnetic Mount Antenna $28.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Cobra 29 LTD SE è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Cobra 29 LTD SE - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cobra 29 LTD SE imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cobra 29 LTD SE ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cobra 29 LTD SE, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Cobra 29 LTD SE.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cobra 29 LTD SE. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cobra 29 LTD SE insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
