MPA-90 Amplifier
(320-2024)                   Specifications           Faxback Doc. # 33679

Output Power at THD 2%, 4 ohm load 1 kHz:............................100 W
Input Impedance:
   MIC 1, 2, 3, 4 (XLR Jack):.....................................1.5k ohm
   MIC 1, 2, 3, 4 (PHONE Jack):....................................33k ohm
   PHONO:..........................................................25k ohm
   AUX:............................................................50k ohm
Input Sensitivity (at Rated Power):
   MIC 1, 2, 3, 4 (XLR Jack):.......................................0.5 mV
   MIC 1, 2, 3, 4 (PHONE Jack):.....................................1.0 mV
   PHONO:...........................................................2.0 mV
   AUX:.............................................................150 mV
Frequency Response at 1 W, 4 ohm load (30 Hz to 20 kHz):..........+/- 2 dB
Signal-to-Noise Ratio (Input Shorted):
   MIC 1, 2, 3, 4:...................................................60 dB
   PHONO:............................................................56 dB
   AUX:..............................................................70 dB
Phono EQ Response (at EQ OUT):
   at 100 Hz:.......................................................+12 dB
   at 10 kHz:.....................................................-13.5 dB
EQ Output Level:
   MIC 1, 2, 3, 4 (XLR Jack):.......................................200 mV
   MIC 1, 2, 3, 4 (PHONE Jack):.....................................200 mV
   PHONO:...........................................................200 mV
   AUX:.............................................................200 mV
Input Overload (at EQ OUT, 1.5% THD or clipping point):
   MIC 1, 2, 3, 4 (XLR Jack):.......................................170 mV
   MIC 1, 2, 3, 4 (PHONE Jack):.....................................300 mV
   PHONO:...........................................................550 mV
Power Requirement:...........120 V AC, 60 Hz (240 V AC, 50 Hz for the unit
                             purchased in U. K. and Australia)


Specifications are typical; individual units might vary.  Specifications
are subject to change without notice.


(IR-07/11/96)