S-100 Bus Voltages

From: Eric Dittman <dittman_at_dittman.net>
Date: Sat Jun 2 22:59:38 2001

> On Sat, 02 Jun 2001 16:22:58 -0700, Edwin P. Groot wrote:
>
> # A fair amount of current runs through these slots. I nearly
> welded my
> #probe to the slot when I accidently shorted two pins!
> #
>
> Yes, I have done that. Another good trick when creating shorts is to
> cause a tantalum capacitor to burst into flames. Maybe we should start
> a thread on what kind of fire extinguishers people recommend.

I used to work in a test house. One of the testers was a
Schlumberger S90 memory tester. The test head contained
several boards in parallel, very close together. The
boards had several tantalum capacitors. Once one of the
tantalum capacitors blew a hole in the board about 1"
around, smallers holes on the boards to each side, and
badly melted areas on the next board on each side, for
a total of five destroyed boards. These boards weren't
cheap, but we had a maintenance contract, so we didn't
have to pay for them.
-- 
Eric Dittman
dittman_at_dittman.net
Received on Sat Jun 02 2001 - 22:59:38 BST

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