User's Guide

Custom-designed Features 22
• Background music can only be played through earphones. Make sure to
plug in earphones before using this feature.
Other useful features of the HD Audio Recorder app
GAIN
You can adjust the sensitivity of the sound recorded by the microphone.
The higher the GAIN value is set, the more sensitively the sound is
recorded.
LCF
You can filter any low-pitched noises such as the low hum of the air
conditioner.
The higher the LCF (Low Cut Filter) value is set, the better high-frequency
noises are filtered.
LMT
It can prevent clipping of the recorded sound.
The higher the LMT (Limiter) value is set, the more low frequency sounds
that will not get clipped.
• To change additional settings, tap Settings, then customize the file
type, bit depth, sampling rate and other settings.
• When you select the Concert or Custom mode with earphones
connected,
appears. Tap. and then select the microphone to use.
• You can monitor the the sound quality with the connected earpiece
while recording audio. While recording audio in Studio mode, sound
monitoring is not supported. You can hear only the background music.