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oscillation

  1. E

    LTSpice amplifier oscillation. Why DC and AC analysis don't match?

    Hello. I'm simulating a simple amplifier to be used as input and VAS stages for an audio power amp. It uses negative feedback. The gain is 20, fixed by the ratio of R4 / R3. I know this kind of circuits usually need some kind of frequency compensation to avoid oscillations. The circuit is...

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