| Product Lines > Discontinued Products > HCA-2205A 5 Channel Amplifier: | |||
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FEATURES
- 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.
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