Icom IC-746

40
5
FUNCTIONS FOR RECEIVE
5-7 Noise reduction
[NR]
[NR]
5-8 Auto notch (ANF)
function
The auto notch function automatically attenuates more
than 3 beat tones, tuning signals, etc., even if they are
moving.This function is only available in SSB, AM and
FM modes.
➀ Push a mode key to select SSB, AM or FM mode.
➁ Push [APF/ANF] to toggle the auto notch filter ON
and OFF.
•“ANF” appears when the function is ON.
[APF/ANF]
5-9 Dial lock function
The dial lock function prevents accidental frequency
changes caused by inadvertently rotating the tuning
dial.This function electronically locks the tuning dial.
➥ Push [LOCK] to toggle the dial lock function ON and
OFF.
• When the dial lock function is turned ON, the [LOCK] in-
dicator lights red.
[LOCK]
Lights when the dial lock function is ON
The noise reduction function reduces noise compo-
nents and picks out desired signals which are buried
in noise.The received AF signals are converted to dig-
ital signals and then the desired signals are separated
from the noise.
➀ Push [NR] to toggle noise reduction ON and OFF.
•“NR” appears when noise reduction is ON.
➁ Rotate the [NR] control to obtain the desired level of
noise reduction.
• Clockwise rotation increases the level of noise reduction;
counterclockwise rotation decreases the level of noise re-
duction.
DSP
DSP