On Fri, 7 Jan 2005 22:20:13 -0500
Scott Stevens <chenmel_at_earthlink.net> wrote:
> A company I worked for made a muscle stim device out of a single 4000
> series 'hex converter' using feedback to make multivibrators, crude
substitute 'hex inverter' in above.
Received on Fri Jan 07 2005 - 21:35:17 GMT
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: Fri Oct 10 2014 - 23:37:43 BST