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eric engineering 357

  1. Dig22

    Eric Engineering - Tuner - model 357

    Hi, I haven't found much info on this tuner. Does anyone have any schematics or Info or anything? I swapped out the few capacitors I had on hand, but when I started raising voltages in increments of 30 volts every 30 minutes on a Variac, the transformer got really hot around 60 volts. So I...
    • Dig22
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    • eric engineering 357 eric engineering tuner 357 eric tube tuner eric tuner eric tuner 357 tuner
    • Replies: 34
    • Forum: Tube Audio
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