Icom IC-7700 - Manual (Page 105)

5-17
5
FUNCTIONS FOR RECEIVE
■
Noise reduction
The noise reduction function reduces random noise
components and enhances desired signals which are
buried in noise. The DSP performs the random noise
reduction function.
q Push to turn the noise reduction ON.
• [NR] indicator above this switch lights green.
w Rotate the [NR] control to adjust the noise reduction
level.
e Push to turn the noise reduction OFF.
• [NR] indicator lights off.
Large rotations of the [NR] control results in audio
signal masking or distortion. Set the [NR] control for
maximum readability.
■
Dial lock function
The dial lock function prevents frequency changes by
accidental movement of the tuning dial. The lock func-
tion electronically locks the dial.
➥
Push [LOCK] to toggle the dial lock function ON and
OFF.
• The [LOCK] indicator lights when the dial lock function
is in use.
NR
NR
[LOCK] indicator LOCK
[NR] control NR