I Afc Function; I Nb/Anl Functions - Icom IC-R20 Instruction Manual

4
BASIC OPERATION

I AFC function

The AFC (Automatic Frequency Control) function tunes the
displayed frequency automatically when an off-center fre-
quency is received. It activated in FM/WFM modes only with
single band operation.
➥ Push [0 AFC] to toggle the AFC function ON and OFF.
• "AFC" appears when the AFC function is in use.
DUALWATCH MAIN/SUB POWER
VFO MODE MR
BAND
MHz SCAN S.MW
DIAL.SEL SWEEP CENTER
1 2 3
SCOPE
T-SCAN SKIP M.N
4 5 6 0
AFC
TONE SET TS
7 8 9
LOCK
ATT RF GAIN IC Recorder
REC
NOTE: The AFC function is not available during duwal-
watch operation.
21
"AFC" appears while the
AFC function is in use.
1260 000
0
AFC
√
or
" " " " appears when
an off-frequency is received.
I NB/ANL function
The NB (noise blanker) function removes pulse-type noise
when USB, LSB or CW mode is selected. The ANL (Auto-
matic Noise Limitter) function reduces noise components
when AM mode is selected.
See page 22 for setting details
NOTE: No display indication appears during dualwatch
function, but both functions are activate while in specific
modes.
1260 000
√