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2sa678

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    Sansui driver transistor alternative

    Friends, I wonder if I can ask for some help. I'm repairing a Sansui 310. Have replaced blown power transistors (2SC1061 replaced with MJE15034G). There was also a blown driver transistor - one of two 2SA678s (TR 807 & 808) - which I replaced with some 2SA1015Ys, noting the different pinout...
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