Tony Duell wrote:
> HP actually made an instrument that worked like this. It was called a
> 'Logic Comparator' IiRC.
I have one:
http://www.gifford.co.uk/~coredump/inst.htm
Scroll down to the section about the "HP 5011T Logic Troubleshooting
Kit", and the Logic Comparator is part of that. Mine also came with
a universal plug-in card with a ZIF socket for the "good" chip and
DIP-switches for setup. Oh, and there's a self-test card.
> I've never used one, but it seems to br rather lucky-dip servicing rather
> than actually undertanding the problem.
I havn't used mine (yet), but I think you're right!
--
John Honniball
coredump_at_gifford.co.uk
Received on Wed Jul 21 2004 - 17:38:31 BST