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Speakers : Stereo Receivers & Amplifiers : Parasound Products inc - A 31
Parasound Products inc - A 31
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400W 3-channel Power Amplifier

Model: A 31

  • 250 watts x 3 @ 8 Ohms / 400 watts x 3 @ 4 Ohms
  • Adjustable gain for up to +6db over THX Reference level
  • Unbalanced RCA and balanced XLR inputs
  • High bias class A/AB operation
  • Complementary MOSFET driver stage and JFET input stage
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Power amplifier is designed with Unbalanced RCA and balanced XLR inputs and it circuitry is designed by legendary John Curl. It has 1.5 kVA encapsulated toroid power transformer with independent secondary winding for each channel.

  • 250 watts x 3 @ 8 Ohms / 400 watts x 3 @ 4 Ohms
  • Adjustable gain for up to +6db over THX Reference level
  • Unbalanced RCA and balanced XLR inputs
  • High bias class A/AB operation
  • Complementary MOSFET driver stage and JFET input stage
  • 24 beta-matched 15 amp, 60 MHz bipolar output transistors
  • 98,400 µF power supply filter capacitance
  • DC Servo and relay protection circuits
  • AC present, channel status, high temperature indicators
  • Heavy-duty 24k gold-plated 5-way speaker terminals
  • Auto turn-on by 12v trigger or audio signal
 
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