Yaesu FT-991A Operating Manual page 140

Menu Mode
107 SSB OUT LEVEL
Function: Sets the level of the SSB receiving signal out-
put from the RTTY/DATA jack.
Available Values: 0 - 100
Default Setting: 50
108 SSB PTT SELECT
Function: Sets the PTT transmit control for the SSB sig-
nal.
Available Values: DAKY/RTS/DTR
Default Setting: DAKY
Description: Selects the PTT transmit control method for
the SSB signal.
DAKY: Controls the transmit signal from the
RTTY/DATA jack ( pin 3 ) on the rear
panel.
DTR: Controls the transmit signal from the USB
virtual COM/DTR ports.
RTS: Controls the transmit signal from the USB
virtual COM/RTS ports.
109 SSB PORT SELECT
Function: Sets the input jack of the SSB signal.
Available Values: DATA/USB
Default Setting: DATA
Description: Selects the input jack of the SSB signal
when "106 SSB MIC SELECT" is set to
"DATA".
DATA: Inputs from the RTTY/DATA jack on the
rear panel.
USB: Inputs from the USB jack on the rear panel.
110 SSB TX BPF
Function: Sets the frequency characteristics of the DSP
band-pass filter for transmitting in SSB mode.
Available Values: 100-3000/100-2900/200-2800/300-
2700/400-2600
Default Setting: 300-2700Hz
Description: Selects the frequency characteristics setting
of the DSP band-pass filter when transmit-
ting in SSB mode.
111 APF WIDTH
Function: Sets the bandwidth of the audio peak filter.
Available Values: NARROW/MEDIUM/WIDE
Default Setting: MEDIUM
Description: In CW mode the APF peak center fre-
quency is set according to the CW PITCH
frequency and the chosen APF bandwidth
value. In order to listen to the desired signal
comfortably, select one of the three band-
widths of the peak filter.
112 CONTOUR LEVEL
Function: Adjusts the GAIN of the CONTOUR circuit.
Available Values: −40 - 0 - 20
Default Setting: −15
Description: Sets level of the attenuation or the gain of
the CONTOUR circuit.
Page 138
113 CONTOUR WIDTH
Function: Sets the bandwidth ( "Q" ) of the CONTOUR
circuit.
Available Values: 1 - 11
Default Setting: 10
Description: Sets the bandwidth ( WIDTH ) of the CON-
TOUR circuit.
114 IF NOTCH WIDTH
Function: Sets the attenuation bandwidth characteristic
of the DSP IF notch filter on the VFO-A.
Available Values: NARROW/WIDE
Default Setting: WIDE
Description: Selects the attenuation bandwidth charac-
teristic setting of the DSP IF notch filter to
"NARROW" or "WIDE".
115 SCP DISPLAY MODE
Function: Sets the scope for either the spectrum or the
waterfall display.
Available Values: SPECTRUM/WATER FALL
Default Setting: SPECTRUM
Description: Selects the type of display when the scope
feature activates.
SPECTRUM: Enables the spectrum display.
WATER FALL:
fall display.
116 SCP SPAN FREQ
Function: Sets the bandwidth of the spectrum scope
sweeping.
Available Values: 50/100/200/500/1000 ( kHz )
Default Setting: 100kHz
Description: Sets the bandwidth ( SPAN ) of the spectrum
scope.
117 SPECTRUM COLOR
Function: Selects the color of the Spectrum Scope dis-
play.
Available Values: BLUE/GRAY/GREEN/ORANGE/
PURPLE/RED/SKY BLUE
Default Setting: BLUE
118 WATER FALL COLOR
Function: Selects the color of the Water Fall display.
Available Values: BLUE/GRAY/GREEN/ORANGE/
PURPLE/RED/SKY BLUE/MULTI
Default Setting: MULTI
119 PRMTRC EQ1 FREQ
Function: Sets the center frequency of the low range for
the 3 band parametric MIC rophone equalizer.
Available Values: 100 - 700 ( Hz ) /OFF ( 100Hz/step )
Default Setting: OFF
Description: Selects the center frequency setting of the
low range of the 3 band parametric micro-
phone equalizer between "100 Hz" and
"700 Hz".
FT- 991 Operating Manual
Enables the water-