10-11
10
SET MODE
XFC
Turn the XFC (transmit frequency check) function ON
or OFF.
on : The transmit frequency can be monitored while
holding down
RIT
.
oF : The transmit frequency check function is OFF.
NOTE: When the XFC function is ON, the RIT cal-
culation function is disabled. (p. 5-2)
Auto Tune
Turns the Auto tune function ON or OFF. The AT-180
antenna tuner has an automatic start capability which
starts tuning if the SWR is higher than 1.5:1.
on : The automatic tune starts even when the tuner
is turned OFF during HF band operation.
oF : The tuner remains OFF even when the SWR is
poor (1.5:1).
OFF (default)
OFF (default)
Items in the Set mode (Continued)
■
PTT Tune
Turns the PTT Tune function ON or OFF. Tuning of the
antenna tuner can be automatically started at the mo-
ment [PTT] is pushed after the operating frequency is
changed more than 1% from the last-tuned frequency.
When an AT-180 antenna tuner is connected, the
tuner function must be turned ON first.
on : Tuning starts when [PTT] is pushed on a new
frequency.
oF : Tuning starts only when
TUNER
is pushed.
Modulation input (Data OFF)
Selects the desired connector(s) for modulation input
when the SSB data/AM data mode is not in use.
M (MIC)
: Use the signals from [MIC].
A (ACC)
: Use the signals from [ACC] (pin11).
M A (MIC/ACC) : Use the signals from [MIC] and
[ACC] (pin11).
U (USB)
: Use the signals from [USB].
OFF (default)
MIC/ACC (default)
Modulation input (Data ON)
Selects the desired connector(s) for modulation input
when the SSB data/AM data mode is in use.
M (MIC)
: Use the signals from [MIC].
A (ACC)
: Use the signals from [ACC] (pin11).
M A (MIC/ACC) : Use the signals from [MIC] and
[ACC] (pin11).
U (USB)
: Use the signals from [USB].
ACC (default)
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