Un "petit" deux canaux
Parasound HCA-3500 Ultra High Current Power Amplifier/Amp
Features: Circuitry designed by John Curl High bias Class A/AB operation; 15 watts of 100% pure Class A power per channel Direct Coupledþno capacitors or inductors in signal path Hand matched complementary JFET input stage and MOSFET driver stage 32 beta-matched 15 amp, 35 MHz Sanken TO-3PII bipolar output transistors Two 1.4 kVA Toroid power transformers, 98,800 µF power supply capacitance per channel Eight power supplies, independent for each stage DC servo and relay protection circuits Tiffany-style RCA input jacks Vishay resistors in critical circuit paths Current overload and temperature indicators u XLR balanced inputs Two sets of gold-plated 5 way speaker binding posts for bi-wiring Two custom designed removable 14 gauge IEC AC cords 4 rack space height front panel
Specifications:
Continuous Power Output - Stereo: 350 watts RMS x 2, 20 Hz - 20 kHz, 8 ohms, both channels driven; 500 watts RMS x 2, 20 Hz - 20 kHz, 4 ohms, both channels driven Current Capacity: 120 amperes peak per channel Slew Rate: > 200 V/µsecond Power Bandwith: 2 Hz - 150 kHz, +0/-3 dB at 1 watt Total Harmonic Distortion: < 0.025% at full power; < 0.01% at typical levels IM Distortion: < 0.03% TIM: unmeasureable Dynamic Headroom: > 1.5 dB lnterchannel Crosstalk: > 95 dB at 1 kHz, > 80 dB at 20 kHz Input Sensitivity: 1 V for 28.28 V; 2 V for full output Input Impedance: 100 k ohms S/N Ratio: > 120 dB, full power Damping Factor: > 1000 at 20 Hz Power Consumption: 1200 watts per channel
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