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Tony Stewart's latest activity

  • Tony Stewart
    Tony Stewart replied to the thread Grond and earth tingles.
    Electrical appliances with a metal case must use the case grounded to PE. I was not sure if your machine had a metal case or not. But...
  • Tony Stewart
    Tony Stewart replied to the thread Grond and earth tingles.
    This is a common issue with isolated ACDC SMPS's since the transformer has leakage capacitance between the primary and secondary that...
  • Tony Stewart
    Tony Stewart replied to the thread electronics manufacturer and after tests.
    The easiest test is to apply 1.5V from a battery or DC supply with an acoustic signature, which skilled assemblers can quickly...
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