•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.
0 MN-100/MN-100L
0 AT-130/AT-130E
IC-M710
Antenna wire
CONNECTIONS
AND
INSTALLATION
7
With a 50 Q matched antenna all marine bands can-
not
be
used. The following antenna matcher or
antenna tuner may
be
helpful for antenna installation.
t!
]I
~I
I
nnnnnnnnnn
AT-130/AT-130E
~r
IJ
oooonnnnnn
[E)
(AT-130 only*)
[ANTC] (AT-130E
only)~
[13.6)-
o;-;;--;::
[GND)~:
[START)~
[KEY]
_.-till
Coaxial cable
Control cable (sold separately)
An
optional OPC-566 is available
*For the AT-130, the [GND] terminal can be used instead of the [E] terminal.
0 Non-lcom tuner
Some non-lcom tuners may
be
used with the
IC-M71
0.
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
pushing [TUNE].
59
Grounded when pushing (TUNE].
(used for
AT·130/AT-130E)
(default)
(Start
port
level)
--------
........
.....
Accepts "LOW'' as
an
Accepts "HIGH" as
an
answer back signal.
answer back signal.
[I
DIJ
(used for AT-130/AT-130E)(defau/t)
511
(Key
port
input)
-----------
19