hifisonix

Tag: AudioExpress

  • CFA Diamond Buffer IPS: Does it Operate in Class B or class A?

    There is a persistent assertion by small group of amplifier design practitioners that the diamond buffer input stage of CFA audio amplifier operates in class B (or AB) mode wherein there is a hard ‘handover’ between each half of the diamond buffer input stage as the input signal passes through 0V.  The most recent claim…

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