Alesis M-EQ 230 User Manual page 8

B) For feedback control, the sliders of the M-EQ 230 should
always be operated in the downward or cut position.
FIGURE 4
CONTROLLING FEEDBACK
A. Find the 2 major feedback frequencies (1 high, 1 low frequency)
B. Slightly decrease adjacent bands.
A.
B.
FOR INSTRUMENT TONAL CONTOURING
1 ) Find the desired frequency band by either referring to
the Frequency
experimenting.
2 ) Gradually raise the slider of the disired band and the
two adjacent sliders gradually until the desired result is
achieved.
3 ) Repeat as necessary.
If you should find that you are adding large amounts of EQ boost
with more than half of the sliders boosted, then the overall effect is
ROOM FEEDBACK FREQUENCIES
ADJACENT BANDS SLIGHTLY DECREASED
(see
Chart
Figure 5) or by
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