I found quite a few on fleeBay. I remember back in high school using a counter with the readout composed of Dekatron tubes and I was fascinated as to how these could work.
Steve 2010/1/10 J. Forster <[email protected]>: > They were also called Dekatron, See the tubecollector site. I doubt they > are still available any more. OTOH, there are plenty of things like 12AX7s > out there, as long as you don't need the "golden ear" brands. > > -John > > =============== > > >> Only need one tube for a ring counter - the trochotron (q.v.). >> Just happen to have a military counter based on them, nixie display, >> >> Bill Hawkins >> >> >> -----Original Message----- >> From: [email protected] [mailto:[email protected]] On >> Behalf Of J. Forster >> Sent: Saturday, January 09, 2010 4:49 PM >> To: Discussion of precise time and frequency measurement >> Subject: Re: [time-nuts] Digital Clock kit - no Integrated circuits! >> >> How about using ring counters? No decoder/drivers needed. A tube ring >> counter, driving a Nixie directly. >> >> -John >> >> >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to >> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> >> > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > -- Steve Rooke - ZL3TUV & G8KVD A man with one clock knows what time it is; A man with two clocks is never quite sure. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
