Parasound HCA-1500A Stereo Amplifier User Manual


 
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Special Features for the Parasound HCA-1500A
• Designed by John Curl
• THX certified by Lucasfilm Ltd.
• Independent power supplies for each channel
• Massive 1 kVA toroid power transformer
• 60,000 µF computer-grade capacitors in power supply
• Multiple polystyrene film bypass capacitors in power supply
• DC Trigger Auto On Feature
• Cascoded Class A input stages with matched J-FET pairs
• Handpicked complementary MOSFET transistors in high voltage driver stage
• 8 complementary pairs of 15 ampere 50 MHz output transistors
• 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
• Gold-plated looping output jacks
• Multiple temperature sensors and silver-cadmium relay protection
• Glass epoxy circuit boards, double-sided for precision
• Custom designed audiophile-grade AC power cord
• Multiple Protection Circuits
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