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  • Users: umn
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  1. umn

    Free running multi-vibrator with relays

    Some months back, we were trying to wire up a free running multi-vibrator using:<br><br>i) 2 relay-contactors, each with two NO (normally open) and two NC (normally closed) contacts, and <br>ii) a SINGLE plug-in timer (with 2NO, 2NC). <br><br>Any thoughts on whether it's possible at...
  2. umn

    Please add a bit more info in the queries...

    <br> I would suggest everyone who puts questions, to give some more details, so that those who don't know the specific topic would get a better insight. This, I feel, will assist us in learning more. Someone may not have heard of chopper control... when I have a question on that, and if I give a...
  3. umn

    Please add a bit more info in the queries...

    I would suggest everyone who puts questions, to give some more details, so that those who don't know the specific topic would get a better insight. This, I feel, will assist us in learning more. <br> Someone may not have heard of chopper control... when I have a question on that, and if I give a...
  4. umn

    Cycle Skipper

    For AC motor control, I've heard of a thyristor drive configuration called 'Cycle Skipper' . Any Idea what's the control strategy like? Is it just blanking out of specific half cycles so that the frequency changes at the output?

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