© 2006 PARASOUND PRODUCTS, INC.
Discontinued Products

HCA-806A 6/5/4 MULTI CHANNEL AMPLIFIER. Cascoded Class A input stages with matched JFET pairs, high-bias Class A/AB operation and hand-picked complementary transistors place this multi-channel power amplifier in a world class league. 80 watts per channel at 8 Ω, 120 watts at 4 Ω, 30 amps peak current per channel, Four bridgeable channels, each pair bridges to 240 watts, Input/looping switches for multi-zone stereo.

FEATURES

  • Massive 1.2 kVA Power Transformer
  • 90,000 uF Computer-grade Capacitors in the Power Supply
  • Multiple Polystyrene Film Bypass Capacitors in the Power Supply
  • Cascode Class A Input Stages with Matched J-FET Pairs
  • Hand Picked Complementary Transistors in High Voltage Driver Stages
  • 24 50 MHz, 15 Ampere Output Transistors, Beta-Matched Complementary Pairs
  • Can be powered with external DC source
  • Output Transistors Direct-Coupled to Speakers Without LRC Networks
  • Linear Tracking, Instantaneous Acting DC Servos
  • High-Bias Class A/AB Operation
  • Gold-Plated Metal Structure RCA Input Jacks
  • Multiple Temperature Sensors and Silver-Cadmium Relay Protection
  • FR-4 Glass Epoxy Circuit Boards, Double-Sided for Precision
  • Proprietary Quick-Settling Bias Circuits Obviates Warm-Up Period
  • Custom Designed Audiophile-Grade AC Power Cord
  • Configurable for Multi-Channel Home Theater, Multi-Zone Stereo, Biamp or Triamp Operation

SPECIFICATIONS

  • Continuous Power Output
       > 80 watts RMS x 6, 20 Hz - 20 kHz, 8 Ω, all channels driven
       > 120 watts RMS x 6, 20 Hz - 20 kHz, 4 Ω, all channels driven
  • Continuous Power Output - Bridged
       > 180 watts RMS, 20 Hz - 20 kHz, 8, each bridged channel, 3+4, 5+6
  • Current Capacity
       30 amperes peak, per channel
  • Slew Rate
       > 130 V/Ásecond
  • Frequency Response
       20 Hz - 120 kHz, +O/-3 dB
  • Total Harmonic Distortion
       < 0.05% at full power    < 0.02% typical levels
  • lM Distortion
       < 0.03%
  • TIM
       Unmeasureable
  • Dynamic Headroom
       > 2 dB
  • lnterchannel Crosstalk
       > 75 dB at 1 kHz
       > 55 dB at 20 kHz
  • Input Impedances
       50k Ω per channel, without looping inputs 1/2 to Ch. 3/4 or Ch. 5/6
       25k Ω per channel, if looping inputs 1/2 to either Ch. 3/4 or Ch. 5/6
       17k Ω per channel, if looping inputs 1/2 to both Ch. 3/4 and Ch. 5/6
  • Input Sensitivity
       1.0 V
  • S/N Ratio
       > 118 dB, input shorted, IHF A-weighted
  • Damping Factor
       > 800 at 20 Hz
  • Dimensions
       19" wide x 5 1/4 " high x 18.5 " deep (6 1/8 high with feet)
  • Weight
       50 lbs. net

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