SUPPLIED ACCESSORIES
The following accessories are supplied with the AT-140.
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FOREWORD
Thank you for purchasing the
AT-140 HF AUTO-
MATIC ANTENNA TUNER
.
The AT-140 is designed, primarily for use with Icom
HF transceivers.
Refer to your HF transceiver instruction manual for
operation. If you have any questions, contact your
dealer.
IMPORTANT
READ ALL INSTRUCTIONS
carefully and com-
pletely before using the AT-140.
SAVE THIS INSTRUCTION MANUAL.
This
instruction manual contains important safety and in-
stallation instructions.
EXPLICIT DEFINITIONS
WORD
DEFINITION
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DANGER!
Personal death, serious injury or an
explosion may occur.
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WARNING!
Personal injury, fire hazard or elec-
tric shock may occur.
CAUTION
Equipment damage may occur.
NOTE
If disregarded, inconvenience only.
No risk of personal injury, fire or elec-
tric shock.
PRECAUTIONS
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DANGER HIGH VOLTAGE! NEVER
touch
the antenna terminal, ground terminal, antenna or
counterpoise while transmitting. Place the AT-140, an-
tenna and counterpoise in positions where no one can
touch them.
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WARNING! NEVER
transmit during internal
adjustment. This may cause an electric shock.
NEVER
use without a ground connection.
USE
the ground terminal for ground connection.
The mounting plate is not connected internally.
Mounting plate
Ground terminal
DO NOT
operate your HF transceiver without running
the vessel’s engine. When the transceiver’s power is
ON and your vessel’s engine is OFF, the vessel’s bat-
tery will soon become exhausted.
DO NOT
use the AT-140 in areas where the tem-
perature is below –30°C (–22°F) or above +60°C
(+140°F).
Qty.
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U-bolts ……………………………………………… 2
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U-bolt plates ……………………………………… 2
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Flat washers (M6 large) ………………………… 8
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Flat washers (M6 small) ………………………… 4
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Spring washers (M6) ……………………………… 8
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Nuts (M6) …………………………………………… 8
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Hex head bolts (M6
×
50) ………………………… 4
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Self-tapping screws (A0 6
×
30) …………………… 4
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Weatherproof cap ………………………………… 1
!0
Rubber vulcanizing tape ………………………… 1
!1
4-pin/6-pin connector* …………………………… 1
!2
Connector pins* …………………………………… 4
!3
Ground cable (OPC-412) ………………………… 1
* The supplied pin connector and connector pins may differ,
depending on the version.
Icom, Icom Inc. and the Icom logo are registered trademarks of Icom Incorporated (Japan) in Japan, the United States, the Unit-
ed Kingdom, Germany, France, Spain, Russia and/or other countries.
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!1
!2
!3
!0
