Icom IC-7700 [102/216] D dsp filter shape

Icom IC-7700 [102/216] D dsp filter shape
5-14
DD
Roofing filter selection
The IC-7700 has 3, 6 and 15 kHz roofing filters at the
1st IF frequency. The roofing filter provides interfer-
ence reduction from nearby strong signals.
q Push and hold for 1 sec. to enter filter set
screen.
w Select any mode except FM.
e Push [ROOFING] to select the desired filter
width from 15 kHz
, 6 kHz and 3 kHz.
Push and hold [DEF] for 1 sec. to select a default
value.
r Push to exit filter set screen.
EXIT/SET
F-4
F-6
FILTER
DD
DSP filter shape
The type of DSP filter shape for each SSB, SSB data
and CW can be selected independently from soft and
sharp.
q Push and hold for 1 sec. to enter filter set
screen.
w Select SSB, SSB data or CW mode.
e Push [SHAPE] to select the desired filter
shape from soft and sharp.
r Push to exit filter set screen.
The filter shape can be set for each band (HF and
50 MHz bands), mode, as well as the passband width
setting (CW only) independently from your default set-
ting in filter shape set mode.
DD
Filter shape set mode
The type of DSP filter shape for SSB, SSB data and
CW can be selected independently from soft and
sharp.
q Push and hold for 1 sec. to enter filter set
screen.
w Push and hold [SHAPE] for 1 sec. to enter fil-
ter shape set mode.
e Push [Y] or [Z] to select the desired item.
r Rotate the main dial to select the filter shape from
soft and sharp.
t Push to exit filter shape set mode.
EXIT/SET
F-2F-1
F-7
FILTER
EXIT/SET
F-7
FILTER
5
FUNCTIONS FOR RECEIVE
Default roofing filter
(unit: kHz)
Mode FIL1 FIL2 FIL3 Mode FIL1 FIL2 FIL3
SSB 15 15 6
SSB-D 6 6 6
CW 6 6 6
RTTY 15 6 6
PSK 6 6 6
AM 15 15 15

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