Building an ultimate low power class A amplifier – my way

Because of availability, at that moment, C8 & C11 were changed to 25V which is perfectly fine.
35V part is available now - 81-KRM55WR7YA476MH1L
KSC & KSA can be replaced with Toshiba TTC004B/TTA004B. Performance will be exactly the same.
 
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