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From: Spehro Pefhany
Subject: Re: gold flash on pcb
X-Newsreader: Forte Agent 1.92/32.572
Date: Tue, 26 Nov 2002 03:58:47 GMT
NNTP-Posting-Date: Mon, 25 Nov 2002 22:58:47 EST
On Tue, 26 Nov 2002 00:04:06 -0000, the renowned "R. Lewis"
>I need a small non-tarnishing contact area on a pcb and have specified a
>gold flash finish.
>Q&A are now asking me how they can check that it is gold in the required
>areas other than a vague 'well it looks different from the tinned surface'.
Sure, have them check the thickness is correct using X-ray
fluorescence. You can get them to call these guys and get a quote:
I think it will be kinda pricey though.
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