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Parasound Halo A51 5 Channel Power Amplifier
Product ID: A51
Manufacturer: Parasound
Product UPC Code: : 791084200119
Parasound Halo A51 5 Channel Power Amplifier
List Price: $4,795.00
Price: $4,795.00

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  • Description
  • Specifications
  • Reviews
  •  Circuitry designed by legendary John Curl
  •  THX Ultra2 certified
  •  High bias Class A/AB operation
  •  Balanced inputs with discrete circuits and XLR connectors
  •  Direct Coupled - no capacitors or inductors in signal path
  •  Complementary MOSFET driver stage and JFET input stage
  •  40 beta-matched 15 amp, 60 MHz bipolar output transistors
  •  2.2 kVA encapsulated toroid power transformer with independent
      secondary windings for each channel
  •  164,000 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
  •  Gold-plated RCA input jacks; ground lift switch
  •  Auto turn-on by 12v trigger or audio signal
  •  4u Chassis, carry handles, rack mounting adapter included
  •  Parasound 5 year parts, 5 years labor warranty
       (For USA and Canada purchases only)
  • Continuous power output:
            250 watts RMS x 5, 20 Hz - 20 kHz, 8 Ω, all channels driven
            400 watts RMS x 5, 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 Lev

            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

            Voltage:
            110V - 120V

            Dimensions:
            17-1/4" w x 7-5/8" h x 20" d, 7" h without feet

            Net weight: 80 lb.
     
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