[neonixie-l] Re: More Dekatron Foolery

2012-10-15 Thread Jon
How odd. Sylvania or Raytheon manufacture? Is the sticky cathode one of the guides or a main cathode? Is it in the immediate vicinity of the index cathode? Most 'sticky pin' problems I've seen were persuaded to go away if I could just get the tube spinning. Leaving a dekatron running for a da

[neonixie-l] More Dekatron Foolery

2012-10-15 Thread threeneurons
I just got a 6909 hi-speed dekatron in the mail, today. I hate hi-speeds, but it was a trade, for a standard speed 6802, so the other guy's spinner would work. But this one is a strange one. My other 6909s and 6910s, have this almost indescribably hideous pinkish/yellowish glow. This one glows

Re: [neonixie-l] LC-531 and SN74141 problem

2012-10-15 Thread Krzysztof Więckowicz
Hi, just tray to change value of anode resistor. 10k is to high for this tube, so finally all digits glow together. Tray this: R=(190V-140V)/0.002A=25k   Regards Krzysztof     Dnia 2012-10-15 18:57

Re: [neonixie-l] LC-531 and SN74141 problem

2012-10-15 Thread Adam Jacobs
There is a chance that you have a bad 74141. I would try disconnecting the 74141 inputs from your uC and try grounding them all. Does everything turn off? try pull one of the inputs high and verify that the correct number is lit. I'd do this before proceeding. If the 74141/Nixie circuit works fi

Re: [neonixie-l] LC-531 and SN74141 problem

2012-10-15 Thread John Rehwinkel
> That's my first post, but I hope I get an answer to my huge beginner problem. > So, I've recently started to build my own Nixie clock. I have four LC-531 > nixie (Polish production) gathered from old Unitra Multimeter. All of them > works fine when I'm trying to connetct it to HV source (Volta

[neonixie-l] LC-531 and SN74141 problem

2012-10-15 Thread mpestkow
Hi all, That's my first post, but I hope I get an answer to my huge beginner problem. So, I've recently started to build my own Nixie clock. I have four LC-531 nixie (Polish production) gathered from old Unitra Multimeter. All of them wor

[neonixie-l] New features...

2012-10-15 Thread neonixie-l
Hi - I've enabled "Filters" on this group... If you use the web interface, you'll see a new "Filters" dropdown - this allows you to only see threads started by you, replied to by you etc. Hopefully a makes the forum a bit more useful. Any other features people want, let me know... Nick -- Yo

[neonixie-l] Nixie panel meter for automotive use?

2012-10-15 Thread Nick
ISTR Neil Barnes (nailed_barnacle in the old yahoo group) did domething like this years ago. Nick -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to neonixie-l@googlegroups.com. To unsubscribe from this group