More Frequency Navigation Techniques - Yaesu FT-991 Operating Manual

M
Using the UP/DWN Buttons of the
Supplied MH-31
A8J
The UP/DWN buttons on the supplied MH-31
Microphone may also be used to manually scan the fre-
quency upward or downward.
In modes other than AM/
FM, the frequency changes
by the same step as the main
dial.
When the microphone FST
button is pressed, the tuning
rate increases by a factor of
ten, in a manner similar to
the transceiver front panel
FAST button.
T h e f r e q u e n c y c h a n g e
amount (step size) differs
depending on the preset
modulation form and FST button condition.
o
perAting
up
M
ode
CW/RTTY/
DATA-LSB/ +5 Hz
DATA-USB
LSB/USB/AM +10 Hz
FM/C4FM/
+5 kHz
DATA-FM
FT-991 O
peraTing
F
ore requency
Hand Microphone
Hand
A8J
FST FSt
DWN + +
UP dWn
−5 Hz +100 Hz −100 Hz
−10 Hz +100 Hz −100 Hz
−5 kHz +50 kHz −50 kHz
M
anual
c
onvenience
n t
AvigAtion echniqueS
f
eatures
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