MPA575 Quick Start Guide
5/2014
2
FRONT PANEL FEATURES
Impedance Presented to
Mic
Overload LED
Lights at 1% THD
Signal LED
Lights at -30 VU Input
High Pass Filter
Variable from 30 Hz to
400 Hz
High Pass Filter In / Out
Switch
Internal Compressor
Sidechain EQ. Rotate
CCW to Trigger Comp
on LF; Rotate CW to
Trigger Comp on HF
External Compressor
Sidechain EQ loopthru
Button In = External EQ
VU Meter
Phase Invert
Gain in dB
EQ In / Out Switch
Main Audio Path EQ
Rotate CCW for LF
Emphasis; Rotate CW
for HF Emphasis
Compressor In / Out
Switch
Comp Threshold in dBu
Place the Compressor
Pre-EQ (In) or Post-EQ
(Out)
Output Level
Phantom Power Toggle
Switch
Comp Activity LEDs
Yellow = 1 dB Gain
Reduction
