• 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
  • Circuitry designed by legendary John Curl
  • High bias class A/AB operation
  • Direct coupled (no capacitors or inductors in signal path)
  • Complementary MOSFET driver stage and JFET input stage
  • 24 beta-matched 15 amp, 60 MHz bipolar output transistors 
  • 1.5 kVA encapsulated toroid power transformer with independent
      secondary windings for each channel
  • 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
  • THX Ultra2 certified
  • Auto turn-on by 12v trigger or audio signal
  • 4u Chassis, carry handles, rack mounting adapter included

Parasound Halo A31 3 Channel Power Amplifier

C$4,699.00Price
  • Continuous power output:
      250 watts RMS x 3, 20 Hz - 20 kHz, 8 Ω, all channels driven
      400 watts RMS x 3, 20 Hz - 20 kHz, 4 Ω, all channels driven

     

    Current capacity: 60 amperes peak per channel

    Power bandwidth: 5 Hz - 100 kHz, +0/-3 dB at 1 watt

    Total harmonic distortion: < 0.2 % at full power

     

    IM distortion: balanced 16 V rms < 0.04 %

    Slew rate: > 130 V/µsecond

    Dynamic headroom: > 1.5 dB

    Interchannel crosstalk: > 78 dB at 1 kHz; > 63 dB at 20 kHz

    Input sensitivity: 1 V for 28.28 V (THX Reference)

     

    Input impedance: 47 k Ω unbalanced; 94 k Ω balanced

    S/N ratio: 112 dB, input shorted, IHF A-weighted

    Damping factor: > 1100 at 20 Hz

     

    Dimensions: 17-1/2" W x 7-5/8" H x 20" D, 7" D without feet

    Net weight: 65 lbs.

    Shipping weight: 79 lbs.