Yaesu FT-991A Operating Manual page 136

Menu Mode
060 PC KEYING
Function: Sets the RTTY/DATA jack for keying.
Available Values: OFF/DAKY/RTS/DTR
Default Setting: OFF
Description:
Disables keying from DATA PTT ( pin 3 )
OFF:
of the RTTY/DATA jack.
DAKY: Controls the transmit from the RTTY/
DATA jack ( pin 3 ) on the rear panel.
RTS: Controls the transmit from the USB vir-
tual COM/RTS ports.
DTR: Controls the transmit from the USB vir-
tual COM/DTR ports.
061 QSK DELAY TIME
Function: Sets the time delay before transmitting the
keying signal.
Available Values: 15/20/25/30msec
Default Setting: 15msec
Description: The delay time in QSK mode before transmit-
ting the CW signal may be set in 5 msec steps.
062 DATA MODE
Function: Selects the operating scheme in DATA mode.
Available Values: PSK/OTHERS
Default Setting: PSK
Description: Selects the operating scheme ( PSK or
OTHERS ) in DATA mode.
063 PSK TONE
Function: Set the PSK tone.
Available Values: 1000/1500/2000Hz
Default Setting: 1000Hz
Description: Selects the PSK tone frequency.
064 OTHER DISP ( SSB )
Function: Sets the displayed frequency offset in DATA
mode.
Available Values: −3000 - 0 - 3000Hz ( 10Hz/step )
Default: 0Hz
Description: Sets the displayed frequency offset in
DATA mode. The frequency can be set in
steps of 10 Hz.
065 OTHER SHIFT ( SSB )
Function: Sets the carrier point in DATA mode.
Available Values: −3000 - 0 - 3000Hz ( 10Hz/step )
Default: 0Hz
Description: Sets the carrier point in DATA mode. The
frequency can be set in steps of 10 Hz.
066 DATA LCUT FREQ
Function: Sets the low-frequency cutoff audio filter in
DATA mode.
Available Values: OFF/100Hz - 1000Hz ( 50Hz/step )
Default Setting: 300Hz
Description: This is the low-frequency cutoff audio filter
in DATA mode.
The cutoff frequency can be set at 50 Hz
increments between 100 Hz and 1000 Hz.
Page 134
067 DATA LCUT SLOPE
Function: Sets the slope of the low-frequency cutoff au-
dio filter in DATA mode.
Available Values: 6dB/oct / 18dB/oct
Default Setting: 18dB/oct
Description: Selects the slope setting of the low-frequen-
cy cutoff audio filter in DATA mode.
068 DATA HCUT FREQ
Function: Sets the high-frequency cutoff audio filter in
DATA mode.
Available Values: OFF/700Hz - 4000Hz ( 50Hz/step )
Default Setting: 3000Hz
Description: This is the high-frequency cutoff audio fil-
ter in DATA mode.
The cutoff frequency can be set at 50 Hz
increments between 700 Hz and 4000 Hz.
069 DATA HCUT SLOPE
Function: Sets the slope of the high-frequency cutoff au-
dio filter in DATA mode.
Available Values: 6dB/oct / 18dB/oct
Default Setting: 18dB/oct
Description: Selects the slope setting of the high-fre-
quency cutoff audio filter in DATA mode.
070 DATA IN SELECT
Function: Selects the input jack for DATA mode.
Available Values: MIC/REAR
Default Setting: REAR
Description: Selects the input jack to be used in DATA
mode.
MIC: Inputs signals from the MIC jack on the
front panel.
REAR: Inputs signals from the USB jack or
RTTY/DATA jack on the rear panel.
071 DATA PTT SELECT
Function: Sets the PTT control during the sending/re-
ceiving of data.
Available Values: DAKY/RTS/DTR
Default Setting: DAKY
Description: Selects the PTT control method during the
sending/receiving of data.
DAKY: Controls the transmit from the RTTY/
DATA jack ( pin 3 ) on the rear panel.
DTR: Controls the transmit from the USB vir-
tual COM/DTR ports.
RTS: Controls the transmit from the USB vir-
tual COM/RTS ports.
FT- 991 Operating Manual