ICOM 301500 Manuale Utente

50

5

FUNCTIONS FOR RECEIVE

N Noise reduction

The noise reduction enhances desired signals in 
the presence of noise by using the DSP circuit to re-
move random noise. The amount of enhancement is 
adjustable.

±  Push 

 to turn the noise reduction ON or OFF.

 • 

“

” appears when the NR function is ON.

 The noise reduction level can result in audio sig-
nal masking. Set the noise reduction level for 
maximum readability as described below.

Appears

Noise reduction OFF
NR Level 0

Noise reduction is activated
NR Level 4 (default)

Desired 
signal (CW)

Noise components

D Noise reduction level setting

q  Push and hold 

 for 1 sec. to enter the noise 

reduction level set mode.

 

• The noise reduction is turned ON and “

” appears.

w  Rotate [DIAL] to adjust the noise reduction level.

 • 

 

The noise reduction level can be adjusted from 0 to 
15.

 • 

 

Push and hold 

 for 1 sec. to return to the default 

value.

e  Push 

 to exit the noise reduction set mode.

r  Push 

 to turn the noise reduction OFF if nec-

essary.

 • 

“

” disappears.

4 (default)

Appears