Zoom H4n - Manual (Page 75)

Recor
ding function <MS STEREO MA
TRIX>
074
You cannot use this function
together with <MONO MIX>.
NOTE:
<SIDE LEVEL>
A bi-directional microphone <SIDE> and
<MID> are perpendicular each other.
Setting value: MUTE, −48.0 _
+12.0dB
Default: +0.0dB
<SOURCE>
Enable to select what input is effective.
(Only on 4CH mode)
<CH SETTING>
Allocate <MID> inputs and <SIDE>
inputs between
L-ch (INPUT [1]) and R-ch (INPUT [2]).
Select
Adjust
Select
Select
Select
Select