Alesis M-EQ230 User Manual

Alesis M-EQ 230DUAL 1/3 OCTAVE PRECISION EQUALIZATION SYSTEMUSERS MANUAL

10Voice Fullness at 120Hz; Boominess at 200 to 240Hz; Presence at 5KHz;Sibilance at 7.5KHz; Air at 12 to 15KHzHarmonica Fat at 240Hz, bite at 3-5kHzCo

SECTION 4SPECIFICATIONSELECTRICAL CHARACTERISTICSFREQUENCY RESPONSE 25Hz to 20kHz in 1/3 octave incrementsHARMONIC DISTORTION .004% @ 1KHz @ 0dBVINPUT

2 Alesis M-EQ 230DUAL 1/3 OCTAVE PRECISION EQUALIZATION SYSTEMINTRODUCTIONThe Alesis MEQ-230 is a two channel, 30 band/cha

3SECTION 1DESCRIPTION OF CONTROLSFRONT PANEL1/3 OCTAVE BAND FADEREach 1/3rd octave band is controlled by a center detented faderwhich provides a boost

4POWER JACKAccepts the +9VAC power from the M-EQ 230 Power Supply.This external supply keeps hum, noise, and ground loops to aminimum.SECTION 2SET-UPI

5INDEPENDENT USE OF LEFT AND RIGHT CHANNELSThe M-EQ 230 need not be used in a stereo mode since eachchannel is completely independent. In Figure 2, t

6INTERFACING VIA INSERT SENDS AND RETURNSAnother way of interfacing the M-EQ 230 is to connect the unitdirectly to the insert send and return patch po

7SECTION 3OPERATIONPOWER-UPWhen the power is first turned on, the automatic power-up delaycircuit will mute the M-EQ 230 for 2 seconds. This is to pr

8B) For feedback control, the sliders of the M-EQ 230 shouldalways be operated in the downward or cut position.FIGURE 4CONTROLLING FEEDBACKA. Find t

9the same as simply raising the volume level. In this case, do thefollowing:1) With the instrument playing, start by boosting 3 slidersat a time unti