hifisonix

Tag: class A amplifier

  • Hifisonix kx2 Class A Current Feedback Amplifier

    The 15W RMS (28W peak class A) kx2-Amplifier offers outstanding noise and distortion performance and is specifically designed for driving high efficiency speakers in average to large listening spaces but also performs well driving more normal efficiency speakers in restricted listening spaces. Please note the kx2-Amplifier PCBs are supplied by Jim’s Audio. You can buy…

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  • Small Signal Audio Line Stage Buffer/Headphone Amplifier

    This design, which I completed in 2010, takes an LM4562 and marries it to a hefty single ended class A output stage, which can be biased up for either 50 mA or 110 mA. The output stage is included in the global feedback network and can achieve 1 ppm at 20 kHz  into 600 Ohms…

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