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Radio Art

Where Does The High Voltage Come From In Mag Loops?

September 11, 2018

For a long time I have wondered WHY do people always scream a warning at you if you plan on using a small magnetic loop.  “Be careful, there is a lot of voltage across the capacitor!”  yeah, yeah. . . OK, whatever. . . I’ll be careful.

But Why?!?

I asked a number of friends.  I heard a lot of explanations.  The one that stood out to me was that a mag loop acts like a auto transformer.  uhh. . . I’m sure someone reading this is going, “yeah!”  You could have told me that it has to do with a wind storm on Mars and particle entanglement.  This seemed just as plausible to me.

…

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Steve Parks

I’m a relatively new ham. Got my license, joined a club and I’m having fun! I enjoy CW, pedestrian mobile, backpacking, and I dream of building radios at some point. At present I have a wife and daughters so my building time is limited.

Filed Under: Antennas, RF Principles Tagged With: Amateur Radio, Radio Art, Techno Talk, Theory

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