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108
Mastering effect
This is a stereo compressor (limiter) that is applied to the final
output of the MC-909. It has independent high, mid, and low ranges.
By compressing sounds that exceed the specified volume level, it can
be used to prevent the sound from distorting.
fig.4-07
You can use the controls of the Mastering section (ATTACK and
RELEASE) to adjust the mastering effect parametersin real time.
fig.4-08
Function buttons
If you press [F1]–[F4], the settings you are editing will be lost. Press
[F6] first to save them.
About THRESHOLD and RATIO
As shown in the diagram below, these parameters determine how
the volume is to be compressed.
fig.Comp.e
Parameter
Range Explanation
ATTACK
0–100 ms Time from when the volume
goes up the threshold level un-
til the compressor effect ap-
plies
RELEASE 50–5000 ms Time from when the volume
falls below the threshold level
until the compressor effect no
longer applies
THRESHOLD -36–0 dB Volume level at which com-
pression begins
RATIO 1.00:1–
INF:1
Compression ratio (INF: infini-
ty)
LEVEL 0–24 dB Output volume
Split Frequency
High
2000–8000
Hz
Frequency at which the high-
frequency (HI) and mid-fre-
quency (MID) bands are split
Split Frequency
Low
200–800 Hz Frequency at which the low-
frequency (LO) and mid-fre-
quency (MID) bands are split
[ON] Switches the mastering effect on/off
[BAND] Selects the frequency band that you want to adjust
[F1 (Techno)] Recall settings suitable for the correspond-
ing style.
[F2 (Hip Hop)]
[F3 (Break Beats)]
[F4 (User)] Recalls the user settings that you saved.
[F5 (Close)] Returns to the previous screen.
[F6 (System Write)] Saves the current settings as the user set-
tings.
Only one set of user settings can be
saved.
1:1
2:1
4:1
INF:1
THRESHOLD
Input Level
Output Level
RATIO
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