On 04/12/2019 20:16, Jan Panteltje wrote:
...
> That is IMO a misunderstanding
> I your microwave oven no longer screened if not grounded?
> The essence of a metal screen around a RF source is that no RF can get out.
> Same with a lightbulb in a metal box no light can get out,
> light is also EM radiation, grounded or not :-)
>
> I have just tested it with one of these:
>   https://www.ebay.com/itm/283425162724
>    very useful instrument to have,

"Does not ship to UK" :-{



--
Mike Scott
Harlow, England

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