OPERATION SETTING
- RX DSP -
IF NOTCH WIDTH
Function: Sets the attenuation bandwidth charac-
teristic of the DSP IF notch lter.
Available Values: NARROW / WIDE
Default Setting: WIDE
Description: Sets the attenuation bandwidth char-
acteristic setting of the DSP IF notch
lter to “NARROW” or “WIDE”.
NB REJECTION
Function: Selects the level of noise attenuation.
Available Values: LOW / MID / HIGH
Default Setting: MID
NB WIDTH
Function: Sets the duration of the noise blanking
pulse to match various types of noise
compatible with the noise blanker func-
tion.
Available Values: NARROW / MEDIUM / WIDE
Default Setting: MEDIUM
Description:
Reduces long duration noise as well
as pulse noise by changing the setting.
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
frequency is set according to the CW
PITCH frequency and the chosen
APF bandwidth value. In order to lis-
ten to the desired signal comfortably,
select one of the three bandwidths of
the peak lter.
CONTOUR LEVEL
Function: Adjusts the GAIN of the CONTOUR cir-
cuit.
Available Values: -40 - 0 - 20
Default Setting: -15
“+” Gain
“－
CONTOUR WIDTH
Function: Sets the bandwidth (“Q”) of the CON-
TOUR circuit.
Available Values: 1 - 11
Default Setting: 10
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