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Subject: Re: RE : [Homebrew_PCBs] Re: Cables and connectors - vacuum chamber

From: Russell Shaw <rjshaw@...>
Date: 2005-05-06

Norm Stewart wrote:

> The 30 Hg is the height in inches of a column of mercury supported by
> the vacuum (980 millimeters, for you metric buffs, , IIRC)

More like 760mm. 1 Torr = 1mm Hg.