Icom IC-R20 Two-Way Radio User Manual


 
21
4
BASIC OPERATION
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.
NOTE: The AFC function is not available during duwal-
watch operation.
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.
ATT
MODE
ANL
AFCTSQL
FM
1260000
PSKIP
-DUP
ATT
MODE
ANL
AFC
TSQL
FM
1260 000
PSKIP
-DUP
DIAL.SEL SWEEP CENTER
T-SCAN SKIP M.N
TONE SET TS
ATT RF GAIN
IC Recorder
123
4560
789
BAND
DUALWATCH
MAIN/SUB
POWER
VFO
MHz
MODE
SCAN
MR
S.MW
SCOPE
LOCK
REC
AFC
AFC appears while the
AFC function is in use.
0
AFC
or
an off-frequency is received.
appears when