Yaesu FT-100D Operating Manual page 30

Front Panel Controls and Switches
@AFKnob
The (inner)
AF
Gain control adjusts the receiver audio volume level presented to the
speaker or external speaker. Clockwise rotation increases the volume level.
@
SQLlRF Knob
In its default setting, this (outer) knob functions as a SQUELCH control, which may be
used to silence background noise when no signal is present. Using MENU #56, this
control may be changed to function as an RF GAIN control, to adjust the gain of the
receiver's RF and IF stages.
@
SELECT Knob
This 30-position detented rotary switch is used for many tuning, Memory selection,
and Function setting operations on the FT-IOOD.
@ CLARlIF SHIFT Key
Pressing this key activates the Receive CLARIFIER feature. When this feature is acti-
vated, the SELECT knob is used to set a tuning offset of up to ±9.99 kHz.
Press and hold this key for
~
second to activate the IF SHIFT feature, which allows you
to use the SELECT knob to adjust the center frequency of the IF filter's passband
response.
@ Liquid Crystal Display
28
The Liquid Crystal Display (LCD) provides indication ofthe operating frequency and
other aspects of transceiver status.
FT-100D
MICRO MOBILE OPERATING MANUAL