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  1. heathtech

    Analytical Instrumentation

    Hey folks I'd like to know if there are any other members in this forum who work in my field. I am an instrument/analyzer technician for a petrochemical company. My work involves repairing electronic instruments in a lab environment (i.e. Gas chromatographs, mass spectrometers, uv, x-rays, and...
  2. heathtech

    h-bridge dc motor control circuit Reworked

    I am designing a simple dc motor control circuit using a single 4013 cmos edge triggered d-style flip flop with the q-bar output fed back to the data input. The set and reset inputs are at ground potential. The clock pulse input is being used to toggle the outputs of the flip flop. Each high...
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