Icom IC-R20 Two-Way Radio User Manual


 
52
10
SET MODE
DD
Power save
The power save function reduces the current drain to con-
serve battery power. This power save function can be turned
OFF, if desired.
In the default setting (“AUTO” selection), the power save func-
tion is activated in 1:4
(125 msec.: 500 msec.) ratio when no sig-
nal is received for 5 sec. The ratio becomes 1:8
(125 msec.:
1 sec.) when no signal is received for another 60 sec.
DD
Noise blanker
The noise blanker reduces pulse-type noise such as that gen-
erated by automobile ignition systems. This function is only
effective for SSB/CW modes and not effective for non pulse-
type noise.
• OFF : The noise blanker function is turned OFF.
(default)
• ON : The noise blanker function is turned ON.
DD
ANL function
The ANL (Automatic Noise Limitter) function reduces noise
components when AM is selected.
• OFF : The ANL function is turned OFF.
(default)
• ON : The ANL function is turned ON.
DD
AF lter
The AF filter suppresses high-pitch tone when this setting is
ON. This function is not effective for FM mode.
• OFF : The AF filter is disactivate. (default)
• ON : The AF filter is activate.
AF-FILTER
-ON
>OFF
----------------
AF-FILTER
>ON
-OFF
----------------
AF filter is ON
AF filter is OFF
ANL
-ON
>OFF
----------------
ANL
>ON
-OFF
----------------
ANL function is ON
ANL function is OFF
NOISE BLANKER
-ON
>OFF
----------------
NOISE BLANKER
>ON
-OFF
----------------
Noise blanker is ON
Noise blanker is OFF
POWER-SAVE
-AUTO
>OFF
----------------
POWER-SAVE
>AUTO
-OFF
----------------
Power save ONPower save OFF
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