W If Notch Operation E - Icom IC-775DSP Instruction Manual

W Twin PBT operation
PBT OPERATION EXAMPLE
Both controls at
center position
TWIN PBT
IF center frequency Interference
W IF notch operation
IF NOTCH OPERATION EXAMPLE
Moving the filtering Center
frequency to low.
APF ex NOTCH
3
APF e NOTCH
Desired
signal (IF)
Unwanted tone
frequency
Unwanted tone
frequency
e
]
p Y
Yj Yj
]
fe
Cutting a lower
passband
TWIN PBT
Desired signal
Desired
-signal (IF)
e Not available for FM mode.
Cutting both higher and
lower passbands
TWIN PBT
Passband
Interference Interference `
Desired signal
ALLL
frequency to high.
APF -© NOTCH
Desired
signal (IF)
Unwanted tone
frequency