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Manual Cobra 25 LTD ST

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  • Cobra 25 LTD ST - page 1

    OPERA TING INSTRUCTIONS FOR YOUR 40 CHANNEL CITIZENS BAND 2-W A Y MOBILE RADIO Model 25 L TD ST Cobr a Electronics Corpor ation 6500 W . Cortland Street Chicago, IL 60707 PRINTED IN HONG KONG ©COBRA ELECTRONICS CORP . 1997 480-205-P-001 ...

  • Cobra 25 LTD ST - page 2

    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 commu- nications service was opened in 1959. (CB also includes a Class A citizens band and Class C remote contr ol frequencies.) FCC regulations permit only ÒtransmissionsÓ (one party to another) rather ...

  • Cobra 25 LTD ST - page 3

    Specifications (cont.) GENERAL Channels 40 Frequency Range 26.965 to 27.405 MHz. Fr equency Contr ol Phase Lock Loop (PLL) synthesizer . Frequency T olerance 0.005%. Operating T emperature Range -30¡ C to + 50¡ C. Microphone Plug-in dynamic. Input V oltage 13.8VDC nom.(positive or negative ground). Current Drain T ransmit : AM full mod., 1.5A (ma ...

  • Cobra 25 LTD ST - page 4

    5 Installation (Cont.) 3. Connect the antenna cable plug to the standard r eceptacle on the unit. Most CB antennas are terminated with a type PL-259 plug which mates with the r eceptacle marked "ANT ." 4. Connect the red lead of DC power cor d to +13.8 VDC. In automobile instal- lations, +13.8 VDC is usually obtained from the accessory co ...

  • Cobra 25 LTD ST - page 5

    7 Installation (Cont.) Ignition Noise Interference Use of a mobile receiver at low signal levels is normally limited by the pr esence of electrical noise. The primary source of noise in automobile installations is fr om the alternator and ignition system in the vehicle. Under most operating conditions, when signal level is adequate, the background ...

  • Cobra 25 LTD ST - page 6

    Operation (Cont.) 9 5. RF GAIN. Adjust as required to optimize signal. This contr ol is used primarily to optimize reception in str ong signal areas. Gain is reduced by counter clockwise r otation of the control. 6 . CHANNEL SELECTOR SWITCH. This switch selects any one of forty Citizens Band channels desired. The selected channel is indicated by th ...

  • Cobra 25 LTD ST - page 7

    1 1 3. ANTENNA CONNECTOR: This SO-239 connector permits connection of the transmission line cable PL-259 connector to the transceiver . 4. POWER. This jack permits connection of the DC power to the transceiver . A power cord with polarized plug is supplied with the radio. The polar- ized plug ensures that the power will always be connected pr operl ...

  • Cobra 25 LTD ST - page 8

    13 12 Operation (Cont.) Operating Procedure to T ransmit 1. Be sure the operator has r ead and understands part 95, F .C.C. Rules and Regulations prior to operating the transmitter . 2. Select the desired channel. 3. Set the DYNAMIKE control fully clockwise. 4. The receiver and transmitter ar e controlled by the press-to-talk switch on the micr oph ...

  • Cobra 25 LTD ST - page 9

    14 15 The COBRA CB transceiver is specifically designed for the envir onment encoun- ter ed in mobile installations. The use of all solid state cir cuitry and its light weight r esult in high r eliability . Should a failure occur , however , review the following, then if necessary , replace parts only with identical parts. Do not substitute. Refer ...

  • Cobra 25 LTD ST - page 10

    Appendix (Cont.) A Few Rules That Should Be Obeyed 1 . Y ou a r e not allowed to carry on a conversation with another station for mo r e than five minutes at a time without taking a one-minute b r eak to give others a chance to use the channel. 2 . Y ou a r e not allowed to blast others o f f the air by overpowering them with illegally amplified tr ...

  • Cobra 25 LTD ST - page 11

    W arranty and Service 18 19 Limited T wo Y ear W arranty COBRA ELECTRONICS CORPORA TION warrants that its COBRA citizens band (CB) radio, and the component parts thereof, will be fr ee of defects in workman- ship and materials for period of two (2) year from the date of first consumer pur- chase. This warranty may be enforced by the first consumer ...

Manufacturer Cobra Category Two-Way Radio

Documents that we receive from a manufacturer of a Cobra 25 LTD ST can be divided into several groups. They are, among others:
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- 25 LTD ST manuals
- Cobra product data sheets
- information booklets
- or energy labels Cobra 25 LTD ST
All of them are important, but the most important information from the point of view of use of the device are in the user manual Cobra 25 LTD ST.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Cobra 25 LTD ST, service manual, brief instructions and user manuals Cobra 25 LTD ST. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Cobra 25 LTD ST.

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A complete manual for the device Cobra 25 LTD ST, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Cobra 25 LTD ST by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Cobra 25 LTD ST.

A complete Cobra manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Cobra 25 LTD ST - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Cobra 25 LTD ST, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Cobra 25 LTD ST, that we can find in the current document
3. Tips how to use the basic functions of the device Cobra 25 LTD ST - which should help us in our first steps of using Cobra 25 LTD ST
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Cobra 25 LTD ST
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Cobra 25 LTD ST in a specific country, if it was not possible to solve the problem on our own.

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