[Boatanchors] 6SG7 Question

[Richard W. Solomon]

When I worked on Hi-Rel parts, we always thought of them as being tested
to just before the point of failure. Hi-Rel test specs are quite severe.

73, Dick, W1KSZ

-----Original Message-----
From: boatanchors-bounces at mailman.qth.net
[mailto:boatanchors-bounces at mailman.qth.net]On Behalf Of J. Forster
Sent: Wednesday, June 28, 2006 5:28 PM
To: James A. (Andy) Moorer
Cc: boatanchors at mailman.qth.net
Subject: Re: [Boatanchors] 6SG7 Question


James A. (Andy) Moorer wrote:

> [snip]  the Z80
> computer chips that are still used in the space shuttle (yes, they get
their
> spares off eBay!).[snip]

Are you sure? The shuttle certainly uses VERY carefully tested parts, since
its
man rated. I thought everything had to be 100% traceable.

-John


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