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hw-731

  1. trobbins

    Sansui's Williamson output transformers HW-731 and HW-733

    Does anyone have any technical details on the two Sansui output transformers that are identified as for the Williamson amp, and know if any very early Sansui made amplifiers used those output transformers? It looks like a Williamson 'kit' amplifier may have used the HW-731...
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