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I Antenna
Most stations operate with a whip or long wire (insu-
lated backstay) antenna. However, these antennas
cannot be connected directly to the transceiver since
their impedance may not be matched with the trans-
ceiver antenna connector.
D MN-100/MN-100L ANTENNA MATCHERS
D AT-130/AT-130E AUTOMATIC ANTENNA TUNER
IC-M710RT
KEY
START
13.6
E
Coaxial cable
D Non-Icom tuner
Some non-Icom tuners may be used with the IC-M.
Please consult your dealer or marina if you wish to
connect one. The following internal settings may be
required for connection.
Supplies 8 V when push-
ing [TUNE].
Accepts "LOW" as an an-
swer back signal.
Antenna wire
MN-100/MN-100L
Grounded when pushing [TUNE].
(used for AT-130/E—default)
S9
(Start port level)
Accepts "HIGH" as an answer back signal.
(used for AT-130/E—default)
S11
(Key port input)
CONNECTIONS AND INSTALLATION
With a 50 Ω matched antenna all marine bands can-
not be used. The following antenna matcher or an-
tenna tuner may be helpful for antenna installation.
AT-130/E
[E]
[13.6]
[START]
[KEY]
Control cable (sold separately)
An optional OPC-566 is available
To antenna element
7
23
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