Professional Audio

McGregor-2014-MA-Series-Front2
McGregor-2014-MA-Series-Back

MA SERIES

Product Description

A stylish and remarkably cost-effective range of  four 2U amplifiers delivering up to 2,000 watts, with DC, thermal and short protection, soft start, balanced inputs, Speakons, a proportional speed fan on all models and clip leds.  Built for for demanding applications where reliability is essential.

MA500:     250 + 250 watts into 4 Ohms,  12.5Kg.
MA1000:  500 + 500 watts into 4 Ohms,  13.7Kg.
MA1300:   650 + 650 watts into 4 Ohms,  14.5Kg.
MA2000:  1000+1000 watts into 4 Ohms,  24Kg.

FEATURES

  • Balanced line inputs and link sockets. ( XLR & 6.35mm jack )
  • Active Clip Limiter internally configurable off to max threshold
  • Dual 10 segment led Vu displays
  • Class AB Mosfet output stage
  • Fan cooling with proportional speed fan, (twin fans MA2000).
  • D.C, thermal and short circuit protection
  • Mains inrush current limiter and soft start
  • Front panel led illumination with on / off switch
  • Speakon speaker sockets

POWER AMPLIFIER SPECIFICATION
Power Output R.M.S: As stated above
@ 1KHz into 4Ω:   70 % into 8 ohms
Frequency Response:  20 Hz – 25 kHz ±0.5dB
T.H.D.@ rated power:   <0.02% @ 1 kHz
Signal to noise ratio:   better than 100 dB
Channel Separation:   better than 80 dB
Thermal Protection:   90 deg C
D/C Protection:  ±32V
Short circuit protection:  all models
Clip Limiter:  active clip limiting, internal variable threshold
Input Sensitivity:   775 mV / 0dBu
Input Impedance:   10K + 10K (Bal)
Damping Factor:   better than 400
Slew Rate:   40V / uS
Soft Start:   all models
Mains Inrush Limiting:   500 + 500 W and above
Mains Input Power:   230V +/-10% 50-60Hz (H) – 2U