vac tubes / was Re: Schematics of Atanasoff-Berry
Roy J. Tellason
rtellason at verizon.net
Wed Sep 3 22:30:26 CDT 2008
On Wednesday 03 September 2008 23:21, bfranchuk at jetnet.ab.ca wrote:
> William Blair wrote:
> > Right now, my goal is to build just an astable multivibrator clocking a
> > 4-bit counter. To show the alternating state of the multivibrator, I'll
> > light the tube from below through the hole in the center of the socket
> > with a two-color LED and the states of the counter tubes will be
> > indicated by lighting them from below with a red or blue LED. I've got
> > the special effects visualized, but that's the really easy part.
> Would not a green & red Ne-2 would fit the mood better.
> If you have the HV why not go nixe tube?
Given 4-bit binary, how many more tubes do you think it'd take to do the
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