[sdiy] 40106 astable multivibrator - origins

[Jacob Watters]

I think that Stanley Lunetta was one of the first to use them and other
logic chips to create music and sounds in his sculptures.

http://moosack.net/stang/sculpts.html


On Wed, Nov 15, 2017 at 3:17 PM, Donald Tillman <don at till.com> wrote:

>
> On Nov 15, 2017, at 11:49 AM, bbob <fluxmonk at gmail.com> wrote:
>
> anybody know the origins or first publication of the 40106 astable
> multivibrator circuit?  i've found it in a 1992 intersil data sheet, but i
> think it's been around longer than that....
>
>
> Oh good grief, that's old as the hills.  :-)
>
> It was probably in the data sheet for the original 40106.
>
> But before that, it was probably in the data sheet for the first CMOS
> Schmitt Trigger.
>
> And before that, astable multivibrators were featured in the very first
> CMOS application notes.
>
> Check out the 1979 RCA COS/MOS manual; it has a whole chapter on
> multivibrators.
>
>     https://archive.org/details/RcaCosmosIntegratedCircuitsManual
>
>   -- Don
> --
> Donald Tillman, Palo Alto, California
> http://www.till.com
>
>
>
>
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