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Manual Icom AT-140

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  • Icom AT-140 - page 1

    HF AUT OMA TIC ANTENNA TUNER AT-140 INSTRUCTION MANUAL ...

  • Icom AT-140 - page 2

    i FOREWORD Thank you for purchasing the A T -140 HF AUTO- MA TIC ANTENNA TUNER . The A T -140 is designed, primarily for use with Icom HF transceivers. Refer to your HF transceiver instruction manual for op- eration. If you have any questions, contact your dealer . IMPOR T ANT READ ALL INSTRUCTIONS carefully and com- pletely before using the A T -1 ...

  • Icom AT-140 - page 3

    ii MISCELLANEOUS ITEMS The following parts are additionally required for instal- lation, but are not supplied with the A T -140. Purchase these parts locally . q A WG 14 × 4-conductor shielded cable *Icom offers an optional OPC-1 147 CONTROL CABLE . Length: 10 m; 32.8 feet w 50 Ω coaxial cable e PL-259 connectors FEA TURES Matches all bands The ...

  • Icom AT-140 - page 4

    1 1 ANTENNA SYSTEM ■ Antenna for ship Required antenna element length Required antenna element length to achieve full per- formance varies according to the lowest frequency: The longer the antenna element, the better the an- tenna ef fi ciency . Undesirable antenna element lengths A VOID multiples of 1 ⁄ 2 λ (half wavelength) for an- tenna el ...

  • Icom AT-140 - page 5

    2 1 ANTENNA SYSTEM ■ Coaxial cable Insulate the lead-in cable of the A T -140 antenna ter- minal and antenna element from other metal objects. T o prevent interference, keep cables as far as possi- ble from an antenna, electric pump and other elec- tronic equipment. T o prevent erroneous indications, keep cables as far away as possible from the ? ...

  • Icom AT-140 - page 6

    2 3 INST ALLA TIONS ■ Installation outline q Connect a control cable and 4-conductor shielded cable. • Refer to “ Control cable ” below . w Connect and solder the PL-259 connector to the coaxial cable. • Refer to p. 4 “ PL-259 connector . ” e Mount the A T -140 in the desired location. • Refer to p. 4 “ Mounting. ” r Connect the ...

  • Icom AT-140 - page 7

    4 2 INST ALLA TIONS ■ PL-259 connector q Slide the coupling ring over the coaxial cable. Strip the cable jacket and pull back to reveal 10 mm of braid. • Soft solder the exposed braid and then pull out the jacket. w Strip the cable as shown below . Soft solder the cen- ter conductor the entire length of the exposed braid. e Slide the connector ...

  • Icom AT-140 - page 8

    5 2 INST ALLA TIONS ■ Cable connections q Connect the coaxial cable and the control cable to the A T -140 as illustrated below . w Cover both the antenna and the control cable con- nectors with rubber vulcanizing tape and fi x it with a vinyl tape to prevent water seeping into the con- nector . e Fix both of the coaxial and control cables to pro ...

  • Icom AT-140 - page 9

    3 6 CONTROL CABLE SIGNALS ■ T erminal information Consider the following points when using a non-Icom transceiver . Start voltage [ST AR] When a start voltage (less than 1 V) is received, the A T -140 begins automatic tuning. Key voltage [KEY] During automatic tuning, the A T -140 grounds the key voltage line, and the HF transceiver reduces outpu ...

  • Icom AT-140 - page 10

    7 3 CONTROL CABLE SIGNALS ■ T ransceiver setting IC-M700 with serial number 2500 and below In the IC-M700, change the [TUNE] switch setting from the “ 1 ” position to the “ 2 ” position. Con fi rm that the [KEY] switch is in the “ 2 ” position. Refer to the IC- M700 instruction manual p. 9 for details. Other IC-M700 and IC-M700TY Not ...

  • Icom AT-140 - page 11

    8 4 UNIT DESCRIPTION AND SPECIFICA TIONS Antenna terminal Mounting plate Control cable receptacle Antenna cable receptacle Mounting plate W ater drain screw Ground terminal 340 mm; 13.4 in 230 mm; 9.1 in 80 mm; 3.1 in 91.5 mm; 3.6 in ■ Speci fi cations ■ Unit description • Frequency coverage : 1.6 – 30 MHz (with 7 m; 23.0 feet or longer an ...

  • Icom AT-140 - page 12

    1-1-32 Kamiminami, Hirano-ku, Osaka 547-0003 Japan A-6175H-1EX Printed in Japan © 2002 Icom Inc. Icom America Inc. <Corporate Headquarters> 2380 1 16th Avenue N.E., Bellevue, W A 98004, U.S.A. Phone: (425) 454-8155 Fax: (425) 454-7619 URL: http//www .icomamerica.com <Customer service> Phone: (425) 454-7619 Icom (Europe) GmbH Communicat ...

Manufacturer Icom Category TV Receiver

Documents that we receive from a manufacturer of a Icom AT-140 can be divided into several groups. They are, among others:
- Icom technical drawings
- AT-140 manuals
- Icom product data sheets
- information booklets
- or energy labels Icom AT-140
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 Icom AT-140.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Icom AT-140, service manual, brief instructions and user manuals Icom AT-140. 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 Icom AT-140.

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A complete manual for the device Icom AT-140, 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 Icom AT-140 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Icom AT-140.

A complete Icom 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 Icom AT-140 - 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 Icom AT-140, 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 Icom AT-140, that we can find in the current document
3. Tips how to use the basic functions of the device Icom AT-140 - which should help us in our first steps of using Icom AT-140
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Icom AT-140
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Icom AT-140 in a specific country, if it was not possible to solve the problem on our own.

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