Hello -
Does you have a reference on how to build an oscillator or counter out
of neon lamps?
john
>
> Mike wrote:
> >> Perhaps a
> >> smaller array, but with LARGE cores where the magnetic state could have
> >> some visual indicators.
>
> >How would that work? Would you have an LED for each bit or something?
>
> Get a little bit away from magnetic storage, and you can use neon
> lamps as storage elements which are self-illuminating :-).
>
> Neon lamps - when powered by DC - have a nice memory property: They
> take about 90VDC to light up, but after they light up they'll stay on
> until the voltage drops below 60VDC or so. Only problems are:
>
> 1. The thresholds can vary greatly from unit to unit.
>
> 2. The thresholds will vary depending on ambient light, as well.
>
> Property 2 above can be used to build oscillators out of pairs
> of neons, as a matter of fact...
>
> Tim.
>
--
***********************************************************************
* John Ott * Email: jott_at_saturn.ee.nd.edu *
* Dept. Electrical Engineering * *
* 275 Fitzpatrick Hall * *
* University of Notre Dame * Phone: (219) 631-7752 *
* Notre Dame, IN 46556 USA * *
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Received on Wed May 05 1999 - 09:48:54 BST