Table of Contents
Advertisement
SECTION
TO
OPTIONS INSTALLATION
10-1 FILTERS
•
FILTER
CHARACTERISTICS
WARNING:
Disconnect
the
power
cable
from
the
IC-751A
be-
fore
performing
any work.
MODE
FILTER
CHARACTERISTICS
Center
Frequency
—
6dB
point
—
60dB
point
CW/RTTY
FL-52A
455kHz
500Hz
1kHz
CW/RTTY
FL-53A
455kHz
250Hz
480Hz
CW/RTTY
FL-63A
9.0106MHz
250Hz
800Hz
CW/RTTY
*FL-32A
9.0106MHz
500Hz
1.34kHz
SSB
FL-70
9.0115MHz
2.8kHz
5kHz
SSB
*FL-80
9.0115MHz
2.6kHz
3.8kHz
SSB
*FL-44A
455kHz
2.3kHz
4.2kHz
AM
FL-33
9.0100MHz
6kHz
20kHz
NOTE:
The
filters
marked
with
a
are
supplied with the IC-751 A.
•
FILTER
COMBINATIONS
MODE
FILTER
SWITCH
9MHz
FILTER
455kHz
FILTER
STANDARD
BANDWIDTH
P.B.T.
USB/LSB
OUT
FL-80
FL-44A
2.3kHz
YES
IN
FL-80
CFJ455K5
2.6kHz
YES
CW/RTTY
OUT
FL-32A
FL-44A
500Hz
YES
IN
FL-80
FL-44A
2.3kHz
YES
CW/RTTY
NARROW
OUT
FL-32A
FL-52A/
FL-53A
500Hz/
250Hz
YES
IN
FL-80
FL-52A/
FL-53A
500Hz/
250Hz
IF
SHIFT
AM
OUT
THROUGH
CFW455HT
8kHz
NO
IN
THROUGH
CFJ455K5
3kHz
NO
FM
OUT
THROUGH
CFW455E
15kHz
NO
IN
THROUGH
CFW455E
15kHz
NO
•
FILTER
SYSTEM
(MODE
SWITCH}
CFW455HT
•
FILTER
REVERSE SWITCHES
The
FILTER
SWITCH
on
the front panel of the
IC-751A
selects
between
two
receive
filter
systems
for
the
SSB,
CW,
RTTY
or
AM
mode
when
it is
switched
between
the IN
and
OUT
positions.
The
IN/OUT
relationship of
the
FILTER SWITCH may
be
reversed
by
using the
internal
FILTER
REVERSE
SWITCHES.
-44 -
Advertisement
Table of Contents
