Sony ICD-PX440 Help Manual page 192

Help Guide
How to Use
IC Recorder
ICD-PX440
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Reducing noise when recording (Recording Filter)
You can record with less noise in the recorded sound by using the "Recording Filter" function.
1. In the stop or recording mode, select MENU - the
2. Press or to select "NCF(Noise Cut)" or "LCF(Low Cut)," and then press
3. Press STOP to exit the menu mode.
Descriptions of menu items
You can select one of the menu items available.
NCF(Noise Cut):
In addition to low frequency sounds, the IC recorder cuts the noise of high frequency sounds outside the normal audio
range.
LCF(Low Cut):
The IC recorder cuts low frequency noise such as projector machine sound or roaring noise from the wind, etc.
OFF:
Cancels the recording filter function.
(Initial setting)
Note
tab - "Recording Filter," and then press .
.
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