Accuphase Class A Monaural Power Amp A-250


Class A Monophonic Amplifier

Ultra-massive pure Class A monophonic power amplifier A-250 is built to excel in every respect. Carefully selected exquisite parts and materials are brought together to realize leading-edge technology. Enclosed by the refined  champagne gold faceplate and a massive top plate cut from ultra-thick aluminum with a beautiful hairline finish, the amplifier exudes an atmosphere of solid elegance and dependable power.

For pricing please give us a call! Contact details on home page.

For a match made in heaven, head over to Accuphase C-3850

For more information on this model head over to Accuphase Laboratory


Ultra-low-noise design with unprecedented S/N ratio of 127 dB brings out a stunning wealth of detail. Semiconductor MOS-FET switches enable output circuitry without any mechanical contacts. Two pure class A power units arranged right and left are driven in parallel to deliver 100 watts into 8 ohms with impeccable quality. A damping factor in excess of 1,000 means that speaker control is nothing less than perfect. The massive A-250 represents a new pinnacle in power amplifier history. Encounter music like never before.

  • Pure Class A operation delivers 100 watts of quality power into 8 ohms
  • Two totally identical power amplifier units driven in parallel
  • 20-parallel push-pull arrangement of MOS-FET devices in output stage delivers linear high power progression to ultra-low 1-ohm impedance
  • Input section configured as dual instrumentation amplifier
  • Double MCS+ circuit and current feedback topology in amplification stage
  • Support for bridged use of two A-250 units for even higher output power
  • Strong power supply with massive high-efficiency toroidal transformer and large filtering capacitors

Continuous Average Output Power (20 – 20,000 Hz)
Normal mode 800 watts into 1 ohms (music signals only)
                        400 watts into 2 ohms
                        200 watts into 4 ohms
                        100 watts into 8 ohms

For pricing please give us a call! Contact details on home page.

For More Information head over to Accuphase Laboratory



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If you have any questions about this product, please don't hesitate to get in touch with us via:
  • Our address: 1/81 Guthrie St Osborne Park Western Australia 6017
  • Our phone: 08 9445 2783
  • Our email: pierre [@] OR jim [@]
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