Re: What have you just bought?
I just use a layer of aluminium foil which covers the whole of the inside of a nice wooden box.I also did the same with my wallet. It's a lot cheaper and just as effective.
https://emfacademy.com/aluminum-foil-emf-radiation/
Of course other more expensive solutions are widely available.
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"I intend to live forever, or die trying" - Groucho Marx..... "but whilst I do I shall do so disgracefully." Jo Glynne
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