+1 on the Paul Andrews version. - Richard
On Wednesday, 20 November 2024 at 18:55:40 UTC Nicholas Stock wrote: > Paul did this handsomely... > > https://www.nixies.us/clocks/cd47-one-tube-clock/ > > Nick > > On Tue, Nov 19, 2024 at 8:59 PM Richard Scales <[email protected]> > wrote: > >> ... and if it were my tube I would make sure that whatever kit I used had >> PIR activation so the tube did not run any longer than it needed to and I >> would make the B12A socket/adapter board wide with fixings on so that is >> what held the tube in place, the inexpensive clock part can hang underneath! >> I also made a glaring omission in that the CD47 would like a much higher >> anode voltage - 250V min so make sure that whatever kit you use has an HV >> supply that can be tweaked to that voltage. >> - Richard >> >> >> On Wednesday, 20 November 2024 at 04:50:43 UTC Richard Scales wrote: >> >>> >>> I see that the cathode current is around 25mA (this will vary depending >>> on what digit you illuminate) so any kit that uses an HV5xxx driver from >>> Microchip will work for sure as it can sink 100mA. >>> Of course you would need to have a special 'socket' for it to match the >>> tube base. >>> I have a one-tube clock that uses 74595's coupled to MPSA42's which are >>> rated at 500mA so they should also be good. >>> Again, a different tube base but totally do-able. The easiest thing >>> might be to source a B12A tube socket and then have the driver board of >>> whatever clock you choose to me modified to accept the B12A socket. >>> What would be even easier would be to make an adapter board that plugged >>> into a Z568 Socket which then had the B12A socket on it - super easy. >>> That's what I would do. If I got anything wrong about the current values >>> then please let me know - I am keen to learn - I've never had hands on one >>> of these tubes to try. >>> - Richard >>> >>> On Tuesday, 19 November 2024 at 17:12:18 UTC Dekatron42 wrote: >>> >>>> I just got my hands on my first Rodan CD-47 and wonder if there is any >>>> 1-digit kit available that will be able to drive this monster Nixie? >>>> >>>> I've googled some but only found kits for smaller Nixies. >>>> >>>> /Martin >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "neonixie-l" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion, visit >> https://groups.google.com/d/msgid/neonixie-l/7265c525-74b5-4b5e-a064-a741e60aab55n%40googlegroups.com >> >> <https://groups.google.com/d/msgid/neonixie-l/7265c525-74b5-4b5e-a064-a741e60aab55n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion, visit https://groups.google.com/d/msgid/neonixie-l/b3fa6968-37c2-4776-b7b0-3e4399213dben%40googlegroups.com.
