is there anyone tired of over-industrialized pcb board?
i make two classic otl,2*1w headamp with point to point work.
it is fun.
i think i can keep these small unit for long on my desk.
i can not speak engilsh,pics below,slow host waitting be patient




sch file:

i make two classic otl,2*1w headamp with point to point work.
it is fun.
i think i can keep these small unit for long on my desk.
i can not speak engilsh,pics below,slow host waitting be patient





sch file:












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