Parasound HCA-806

Data[edit]

General

  • Manufacturer: Parasound
  • Model: HCA-806
  • Years of manufacture: 1998(?)-?
  • Type: Power amplifier
  • Remote control: No
  • Power consumption: 600 watts
  • Dimensions: 482 x 157 x 390 mm (WxHxD)
  • Weight: 22,6 kg
  • Color: black
  • Original price approx.: not known


Features

  • Massive 1.2 kVA toroidal transformer
  • 90,000 uF computer-grade capacitors in power supply
  • Multiple polystyrene film bypass capacitors in power supply
  • Cascode Class A input stages with J-FET matched pairs
  • Hand-selected complementary transistors in the high-voltage driver stages
  • 2450 MHz, 15 amp output transistors , beta matched complementary pairs.
  • Can be powered by external DC source
  • Output transistors directly coupled to loudspeaker without LRC network
  • Linear tracking, momentary viewDC servos
  • High-bias Class A / AB operation
  • Gold-plated metal RCA input jacks
  • Multiple temperature sensors and silver-cadmium relay protection
  • Double-sided precision FR-4 glass epoxy circuit boards
  • Proprietary quick settling time bias circuitry eliminates warm-up period
  • Custom audiophile-grade power cords
  • Configurable for multi-channel home theater, multi-zone stereo, biamp or triamp operation


Specifications

  • Sine wave output power
      > 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.
  • Sine wave output power - bridged
      > 180 watts RMS , 20 Hz - 20 kHz , 8, each bridged channel , 3 +4, 5 +6.
  • Current capacity.
      30 amps peak , per channel
  • Slew Rate
      > 130 V / microseconds

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
  • Dynamische Headroom
      > 2 dB
  • Crosstalk attenuation
      > 75 dB at 1 kHz
      > 55 dB at 20 kHz
  • Input impedances.
      50k Ω per channel , without loop inputs 1/2 to Ch . 3/4 or Ch . 5/6
      25k Ω per channel , if loop inputs 1/2 to either Ch . 3/4 or channel . 5/6
      17k Ω per channel , if loop inputs 1/2 to both Ch . 3/4 and Ch . 5/6
  • Input sensitivity
      1,0 V
  • S/N ratio
      > 118 dB , input short-circuited , IHF A-weighted
  • Attenuation factor
      > 800 at 20 Hz
  • Size
      Width 19 " x 5 1/4" high x 18.5 " deep ( 6 1/8 high, with base).
  • Weight
      22.6 Kg net</0,03>