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Accuphase A-75 Class A Stereo Power Amplifier

Sale price£18,000.00
Available to Order

Accuphase Laboratory, Inc. Japan have requested for us not to publish prices for all of their premium products. 

Price and demonstration are available on request. 

The Accuphase A-75 massive toroidal power transformer and large filtering capacitors (100,000 μF x 2) in the power supply ensure that plenty of power is available for handling high amplitude input signals, and large heat sinks efficiently dissipate any excess thermal energy. As a result, the power amplification stage is rated for a continuous 60 watts into 8 ohms, 120 watts into 4 ohms, 240 watts into 2 ohms and 480 watts into 1 ohm (music signals). This linear power progression demonstrates that constant voltage drive has been successfully realized. The maximum output rating is 131 watts into 8 ohms, 232 watts into 4 ohms, 370 watts into 2 ohms and 547 watts into 1 ohm (music signals). Although a Pure Class A Stereo Power Amp

Instrumentation amplifier topology using discrete semiconductors realizes ideal gain allocation. Balanced Remote Sensing optimizes efficiency of negative feedback. 10-parallel push-pull configuration in power amplification stage. The overall result is outstanding S/N ratio and amazingly high damping factor. Furthermore, constant-voltage drive handles even drastic speaker impedance fluctuations with ease. Power MOS-FETs and other carefully selected components and materials make this Pure Class A Stereo Power Amplifier a sheer delight to experience.

  • Pure Class A stereo power amplifier with outstanding S/N ratio and very high damping factor
  • Rated for 60 watts into 8 ohms and 480 watts into 1 ohm
  • Power MOS-FETs in 10-parallel push-pull configuration
  • Instrumentation amplifier principle
  • All signal paths realized with discrete semiconductor components
  • Balanced Remote Sensing principle
  • MCS+ circuit topology
  • Current feedback amplification principle
  • Digital power value readout and bar graph voltage indication
  • Support for bi-amping and bridged mode
Accuphase A-75 Class A Stereo Power Amplifier
Accuphase A-75 Class A Stereo Power Amplifier Sale price£18,000.00