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From: john larkin <JL@gct.com>
Newsgroups: sci.electronics.design
Subject: Re: Mirror as ground plane
Date: Thu, 28 Nov 2024 07:16:55 -0800
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On Wed, 27 Nov 2024 22:08:13 -0500, legg <legg@nospam.magma.ca> wrote:

>On Wed, 27 Nov 2024 12:53:01 -0800, john larkin <jl@glen--canyon.com>
>wrote:
>
>>On Wed, 27 Nov 2024 08:53:41 -0500, legg <legg@nospam.magma.ca> wrote:
>>
>>>
>>>Anyone had experience using metalization on glass (mirror) 
>>>as a ground plane or shield?
>>>
>>>Any data on conductivity etc?
>>>
>>>RL
>>
>>Why use glass? Why not copperclad FR4?
>
>Rugged repeated use - subjected to fire and impact.
>
>Will be possibly burning FR4 in contact with it.
>
>A work surface.
>
>RL

Stainless steel is pretty conductive.