This cheap (main PCB less than $60 without 1541/7220) unit is powered by the TDA1541/SAA7220/AK4118. The power section is TPS7A4701/TPS7A3301.
MainPCB:
I used the 1541A chip. Instead of the 1541AS1 used on the anniversary.
MainPCB:
I used the 1541A chip. Instead of the 1541AS1 used on the anniversary.
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