I should have been more specific - we use fluorescent lights.
As for vacuum chambers, I just measured mine. It's a commmercial unit made
of an acrylic type plastic, 1/8" thick, 12" in diameter, 12" high with a
flat top.
----- Original Message -----
From: "Stefan Trethan" <stefan_trethan@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Friday, May 06, 2005 3:13 PM
Subject: Re: [Homebrew_PCBs] Re: Cables and connectors - vacuum chamber
> On Fri, 6 May 2005 14:57:54 -0400, Roy J. Tellason
> <rtellason@...> wrote:
>
>>
>>> Light bulbs contain inert gas at atmospheric pressure.