Parasound HCA-2205a Great Home Theater Amp

• Designed by John Curl


• THX certified by Lucasfilm Ltd.


• Independent power supplies for each channel


• Modular circuit board layout


• Massive encapsulated 2 kVA toroid power transformer


• 30,000 uF power supply capacitance for each channel


• Multiple polystyrene film bypass capacitors in power supply


• Can be triggered on with an external DC source


• Cascode Class A input stages with matched J-FET pairs


• Hand-picked complementary transistors in high voltage driver stage


• 8 complementary pairs of 15 ampere 60 MHz output transistors per channel


• Output transistors direct-coupled to speakers without LRC networks


• DC servo direct-coupled audio circuits with 0.8 Hz rolloff


• High-bias Class A/AB operation


• Gold-plated metal structure RCA input jacks


• Multiple protection circuits, temperature sensors and silver-cadmium relay protection


• Glass epoxy circuit boards, double-sided for precision


• Hand made audiophile-grade AC power cord

SPECIFICATIONS

• 
  Continuous Power Output - Each Channel: 
      220 watts RMS x 5, 20 Hz - 20 kHz, 
      8 Ω, all channels driven; 300 watts RMS x 5, 20 Hz - 20 kHz, 
      4 Ω, all channels driven


• 
  Current Capacity:
      60 amperes peak per channel


• 
  Slew Rate:
      130 V/µsecond


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


• 
  Total Harmonic Distortion:
      < 0.03 % at full power


• 
  IM Distortion:
      < 0.03 %


• 
  TIM:
      unmeasurable


• 
  Dynamic Headroom:
      > 1.5 dB


• 
  Interchannel Crosstalk:
      > 80 dB at 1 kHz; > 60 dB at 20 kHz


• 
  Input Sensitivity:
      1 V for 28.28 V, THX Reference Level; 1.5 V for full output


• 
  Input Impedance: 
     33 k Ω


• 
  S/N Ratio:
      > 118 dB, full power; > 96 dB, THX Reference


• 
  Level Damping Factor:
      > 1000 at 20 Hz


• 
  Power Consumption:
      1500 watts


• 
  Dimensions:
     w 19" x h 7" x d 19 1/2", h 7 5/8" with feet


• 
  Net Weight: 
     85 lb.

DOWNLOADS

• Owner's Manual


•