Recent content by Jan M

  1. Jan M

    Positive flank triggered retriggerable timer?

    Hi! I did a lot of TTL logic back in the nineties but now I am lost. Need a circuit that can trigger a relay when movement or stop is detected on a axle. My approach is that the relay should stay active as long as the axle is turning. So, I decided to have the axle generate a pulse train...
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