[neonixie-l] Re: ITS1B Clock

2014-06-21 Thread Joseph Bento
Your clock is the first practical use I've seen for these tubes. I bought a set of six years ago, if nothing else for their uniqueness. I would be most curious to know what their intended purpose was - why would they design a display tube that had such odd power requirements. Perhaps on

Re: [neonixie-l] Re: ITS1B Clock

2014-06-21 Thread Arne Rossius
Hi, Joseph Bento wrote: Your clock is the first practical use I've seen for these tubes. There is one other guy who built a clock, but as far as I know there are no details or schematics available. Here is his video: http://www.youtube.com/watch?v=ULKdAg0mLhQ I would be most curious to know

[neonixie-l] Re: ITS1B Clock

2014-06-21 Thread Dekatron42
Nice clock! Thanks for sharing! I am building a similar clock myself right now and I have read a lot of what the Russian people write about these tubes and there are some small design ideas/changes that they have come up with that differs from your design - I have incorporated these in my

[neonixie-l] Re: ITS1B Clock

2014-06-21 Thread Terry Kennedy
On Saturday, June 21, 2014 11:18:58 AM UTC-4, Joseph Bento wrote: I would be most curious to know what their intended purpose was - why would they design a display tube that had such odd power requirements. I've seen a low-resolution photograph of a Soviet submarine console that appeared

Re: [neonixie-l] Re: ITS1B Clock

2014-06-21 Thread Charles MacDonald
On 14-06-21 11:38 AM, Arne Rossius wrote: There is also the latching feature of the thyratrons, so you get the advantage of few pins needed for a large display without the disadvantages of actually multiplexing the tubes (flicker, reduced brightness, increased CPU load). That could also be an