![Icom AT-140 [2/12] Explicit definitions](/img/pdf.png)
Icom AT-140 [2/12] Explicit definitions
![Icom AT-140 [2/12] Explicit definitions](/views2/1074351/page2/bg2.png)
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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 op-
eration. 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 in-
struction manual contains important safety and instal-
lation instructions.
EXPLICIT DEFINITIONS
PRECAUTIONS
R 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.
NEVER use without a ground connection.
NEVER transmit during internal adjustment. This may
cause an electric shock.
USE the ground terminal for ground connection.
The mounting plate is not connected internally.
DO NOT operate your HF marine transceiver without
running the boat’s engine.
AVOID using the AT-140 in areas where the temper-
ature is below –30°C (–22°F) or above +60°C
(+140°F).
Ground terminal
Mounting plate
Word Definition
R WARNING
Personal injury, fire hazard or electric
shock may occur.
CAUTION Equipment damage may occur.
NOTE
If disregarded, inconvenience only. No
personal injury, fire hazard or electric
shock.
SUPPLIED ACCESSORIES
The following accessories are supplied with the AT-140.
Qty.
q U-bolts ………………………………………………2
w U-bolt plates …………………………………………2
e Flat washers (M6 large) ……………………………8
r Flat washers (M6 small) ……………………………4
t Spring washers (M6) ………………………………8
y Nuts (M6) ……………………………………………8
u Hex head bolts (M6×50) ……………………………4
i Self-tapping screws (A0 6×30) ……………………4
o Weatherproof cap……………………………………1
!0 6-pin connector………………………………………1
!1 Connector pins ………………………………………4
!2 Ground cable (OPC-412) …………………………1
q
w
e
r
t
y
u
i
o
!0
!1
!2
Icom, Icom Inc. and the are registered trademarks of
Icom Incorporated (Japan) in the United States, the United
Kingdom, Germany, France, Spain, Russia and/or other
countries.
Содержание
- At 140 1
- Instruction manual 1
- At 140 hf auto matic antenna tune 2
- Explicit definitions 2
- Foreword 2
- Important 2
- Precautions 2
- R danger high voltage neve 2
- Read all instruction 2
- Save this instruction manual 2
- Supplied accessories 2
- Features 3
- Miscellaneous items 3
- Table of contents 3
- Antenna system 4
- I antenna for land operation 4
- I antenna for ship 4
- Required antenna element length 4
- Undesirable antenna element lengths avoi 4
- Counterpoise 5
- Danger neve 5
- Electrolysis 5
- Good ground points 5
- Ground cable 5
- I coaxial cable 5
- I ground and counterpoise 5
- Ideal ground points 5
- Important 5
- R warning 5
- Undesirable ground points avoi 5
- Why a ship s ground is required 5
- Between the at 140 and hf marine transceiver con nect 4 control signal lines as shown below to prevent rf feedback use a 4 conductor shielded cable con nect the shield line to the gnd terminal on the trans ceiver icom offers 10 m 32 ft long optional control cables as at right 6
- D when connecting to icom ic m700 ty ic 78 6
- D when connecting to icom ic m710 rt ic m700pro 6
- D when connecting to icom ic m802 6
- E mount the at 140 in the desired location 6
- I control cable 6
- I installation outline 6
- Installations 6
- Opc 566 for ic m710 rt m700pro opc 1147 for ic m802 6
- Q connect a control cable and 4 conductor shielded cable 6
- R connect the control cable and the coaxial between the transceiver and the at 140 6
- Refer to p 6 terminal information for details 6
- T connect an antenna ship s ground or counter poise 6
- W connect and solder the pl 259 connector to the coaxial cable 6
- Attach the at 140 either horizontally or vertically with one of the water drains facing downwards after mounting remove the screw in the water drain 7
- E slide the connector body over the cable and sol der as shown below 7
- I mounting 7
- I pl 259 connector 7
- Installations 7
- Mount the at 140 securely with the supplied nuts and bolts otherwise vibrations and shocks due to waves etc could loosen the antenna tuner making if fall causing personal injury 7
- Mounting on a mast metal pole 7
- Mounting on a flat surface 7
- Q slide the coupling ring over the coaxial cable strip the cable jacket and pull back to reveal 10 mm of braid 7
- R screw the coupling ring onto the connector body 7
- W strip the cable as shown below soft solder the cen ter conductor the entire length of the exposed braid 7
- Warning 7
- I cable connections 8
- Important at 140 8
- Control cable signals 9
- I terminal information 9
- Key voltage key 9
- Start voltage star 9
- I transceiver setting 10
- I specifications 11
- I unit description 11
- Unit description and specifications 11
- 1 32 kamiminami hirano ku osaka 547 0003 japan 12
- A 6175h 1ex printed in japan 2002 icom inc 12
- Asia icom inc 12
- Beijing icom ltd 12
- Icom america inc 12
- Icom australia pty ltd 12
- Icom canada 12
- Icom europe gmbh 12
- Icom france s a 12
- Icom new zealand 12
- Icom spain s l 12
- Icom uk ltd 12
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