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  • Users: kspiroff
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  1. kspiroff

    555 timer or VCO

    I need to create a 40 Hz square wave, "ON" = +5V, time high = 2.3 miliseconds for an automotive application. I'm looking for recomendations & advice on a 555 timer using an isolation diode or a voltage controlled regulator for this application. I'm familiar with the 555, but have no...
  2. kspiroff

    12 & 18 Pulse VFDs

    For a total load that is 90% from VFDs it appears that a 12 pulse drive may satisfy IEEE 519, but an 18 pulse drive will without question. What is the relative cost differential between a 12 and an 18? Is it reasonable to think of a 6 pulse drive as needing a lot of linear load dilution, a...

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