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  1. Reflected waves in PWM IGBT drives

    Controllers
    I just happened upon an informative article about high voltage reflectred waves resulting from PWM drives and the interaction of the high frequency waveforms with the cables and the motor insulation and inductance: http://www.ab.com/support/abdrives/documentation/techpapers/ieee/pcic.pdf This...
  2. Generator vs Battery NOR Gate Circuit

    Technical Discussion
    I need some electrical engineering help... I'm trying to use a NOR Gate Circuit to create an OFF/ON effect for an LED. The circuit works flawlessly when my car is off and using the Battery power... but I have a problem when the circuit is using the generator power. What do I need to do in...
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