51
5
FUNCTIONS FOR RECEIVE
■
Notch function
This transceiver has auto and manual notch func-
tions.
The auto notch function automatically attenuates
beat tones, tuning signals, changing frequency, etc.,
even if they are moving.
The manual notch can be set to attenuate a fre-
quency via the
[MNF]
control.
➥
Push
ANF
METER
to turn the auto notch function ON or
OFF.
• “
” appears when the auto notch function is ON.
• The auto notch function is available while in SSB or
AM mode.
➥
Push
MNF
to turn the manual notch function ON
or OFF.
• “
” appears when the manual notch function is
ON.
• While in SSB or AM mode, either the auto or manual
notch function can be turned ON. These functions are
selected by pushing
ANF
METER
or
MNF
.
• Manual notch filter setting is described on the next
page.
D
Auto notch function
The auto notch can be used in SSB and AM modes.
➥
Push
ANF
METER
to turn the automatic notch function
ON or OFF.
• “
” appears when the auto notch function is ON.
Unwanted interference
Desired
signal (AF)
Desired
signal (AF)
Interference frequency
is attenuated
Auto notch OFF
Auto notch ON
MODE
TUNER
TS
FILTER
SPCH
V/M
A/B
SPLIT
M-CL
SCAN
SET
ATT
P.AMP
COMP
VOX
MNF
RIT
1
2
3
4
5
6
7
8
0
50
28
18
14
10
21
24
=
7
3.5
1.8
F-INP
M-CH/RIT
ENT
BAND
GENE
9
.
AGC
MW
ANF
METER
NR
NB
Appears
D
Manual notch function
➥
Push
MNF
to turn the manual notch function ON
or OFF.
• “
” appears when the manual notch function is
ON.
• Set to attenuate a frequency for manual notch via the
[MNF]
control.
• Set the frequency for manual notch filtering via the
manual notch filter set mode. (described on the next
page)
MODE
TUNER
TS
FILTER
SPCH
V/M
A/B
SPLIT
M-CL
SCAN
SET
ATT
P.AMP
COMP
VOX
MNF
RIT
1
2
3
4
5
6
7
8
0
50
28
18
14
10
21
24
=
7
3.5
1.8
F-INP
M-CH/RIT
ENT
BAND
GENE
9
.
AGC
MW
ANF
METER
NR
NB
Appears
[MNF]
