Looks like a derivation from Stanislav Pechal's design to me: http://elbastl.sweb.cz/clock.htm
If you're not interested in learning to program microcontrollers, I like to recommend Moses' 6-digit clock chip for a full-featured 'modern' nixie clock: http://www.allspectrum.com/store/product_info.php?products_id=501 I built one once, it's a great clock.. Needs a hefty supply, though, since it is not multiplexed. -Adam On Sun, Jan 2, 2011 at 11:25 AM, pewter <[email protected]> wrote: > I am in the middle of building a 6 digit clock using TTL, perforated > board and wire wrap. Reliving my school days when I was 17, being 56 > now. I am also looking for a quick way of building a ‘modern’ > version, pcb and pic and came across an offering on ebay > http://shop.ebay.co.uk/vaidaspaliokas/m.html > Firstly the schematic seemed familiar, can anyone point me where I may > have seen it? Secondly the driver – transistor/resistor has been > replaced with opto isolator. I contacted the seller so no longer does > the schematic match the actual product. Lastly, when I first looked > the seller had a low feedback and no transactions in the last year, > now it has jumped. > Anyone had any dealings with him or any thoughts. The pcb and pic > would suit me and the cost is OK, just a bit wary > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To post to this group, send an email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<neonixie-l%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/neonixie-l?hl=en-GB. > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
