Parasound HCA-1200 II power amplifier (Used)SOLD

by **loyhifi** Sat Sep 17, 2011 11:03 am

Parasound power amplifier
MODEL : HCA-1200 II
Continuous Power Output - Stereo
205 watts RMS x 2, 20 Hz-20 kHz, 8 Ω
315 watts RMS x 2, 20 Hz-20 kHz, 4 Ω
Continuous Power Output - Mono
625 watts RMS, 20 Hz-20 kHz, 8 Ω
Current Capacity
40 amperes continuous
57 amperes peak
Slew Rate: >130 V/Âµsecond
Frequency Response: 8 Hz-150 kHz, +0/-3 dB at One Watt
Total Harmonic Distortion
< 0.06% at full power>< 0.03% typical levels
IM Distortion: < 0.04%
TIM: Unmeasureable
Dynamic Headroom: 2.0dB
lnterchannel Crosstalk
> 80 dB at 1 kHz
> 63 dB at 20 kHz
Input Impedance: 42K Ohm
S/N Ratio: > 110 dB, input shorted, IHF A weighted
Damping Factor: > 600 at 20 Hz

Special Features
THX Certified by LucusFilm LTD
Massive 1kVA power transformer
60,000uf computer grade capacitors in power supply
Multiple polystyrene film bypass capacitors in power supply
Cascode Class A input stages with matched J-FET pairs
Hand picked MOSFETs in high voltage driver stage
10 pairs of 50mHz, 15 ampere bipolar output transistors
Output transistors direct couple to speakers without LRC Network
DC servo direct couple audio circuits with 3Hz roll off
Linear Tracking, instantaneous acting DC servos
High Bias Class 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 setting bias circuit obviates warmup period
Weight 37 lbs. net
AC Power Requirements - 1000 watts
Condition : 7/10
Price : rm SOLD nego
Contact : loy 0163683523