How about a fly killer device?
Brian

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The Sofa of Brian Gaff...

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"Chris Hogg" wrote in message
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On Tue, 19 Mar 2019 16:00:02 +0000, Graham.
wrote:

Built one of these. Seemed like a good idea at the time.
http://www.56dz.com/index.php?g=mobi...a=show&id=4106 or
https://www.ebay.com/itm/Mini-Tesla-...-/272386963026

It makes pretty blue sparks, I can play music through it very faintly and
I
can burn finger flesh.

Any suggestions for other uses (or is that about it)?

Tim

Connect an aerial (long wire) and earth to it and find out how far
away it wipes out TV & radio reception (?)

I was thinking along similar lines. Best not tell the neighbours.

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Chris