For most of the designs that's exactly what I've done, but my thought here was that the glass 'fill nipple' of the IN18 means I'd have to mount off centre, and I wondered if the light might be uneven.
But yeah, I think you're right - perhaps I'm just overdoing it ;-) David On Thu, 25 Apr 2019 at 14:58, Paul Andrews <[email protected]> wrote: > Honestly, I think one WS2812B is enough. They are very bright. > > On Thursday, April 25, 2019 at 7:13:39 AM UTC-4, David Pye wrote: >> >> Hi, >> >> That's good to know - thank you! >> >> I am planning some custom-made PCBs with freestanding nixie pins to mount >> them. >> >> I'll have a look when they arrive and check my KiCAD footprints are right. >> >> I'm also planning to bottom-light them with three 5mm WS2812B-alike >> 'smart' LEDs per tube. >> >> David >> >> On Wed, 24 Apr 2019 at 17:01, gregebert <[email protected]> wrote: >> >>> I have 14 IN-18 tubes running in my clock for a few years now, with no >>> failures. *They are a good quality tube*. >>> >>> Be careful when socketing them, because the pin material is a soft metal >>> that bends easily. >>> The light surface corrosion on the pins is harmless, and I dont >>> recommend trying to clean it off. >>> The one exception I've see is an IN-18 manufactured in 1977 that has >>> stiff corrosion-resistant pins. >>> I've never observed any glowing bondwires, or blue dots. >>> >>> Keep an eye out for cathode poisoning, because it has happened to me on >>> a few tubes, BUT it has always been 100% recoverable at nominal current. >>> >>> The cathode poisoning is entirely my fault because the month and year >>> display tubes are basically static. Even though I run a nightly depoisoning >>> sequence for 1 hour, some tubes slowly got poisoned anyways. All I did was >>> swap sockets, and after a few days the problem was gone. >>> >>> >>> -- >>> 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 post to this group, send email to [email protected]. >>> To view this discussion on the web, visit >>> https://groups.google.com/d/msgid/neonixie-l/93c54f1c-6898-4bf5-90eb-4d3b96e5e866%40googlegroups.com >>> <https://groups.google.com/d/msgid/neonixie-l/93c54f1c-6898-4bf5-90eb-4d3b96e5e866%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > 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 post to this group, send email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/a42e4507-c51f-4ebd-9ade-f6e3ef280110%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/a42e4507-c51f-4ebd-9ade-f6e3ef280110%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- 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 post to this group, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAOQ6x0Ga-ZhNJybjF3JaT1m4sTGe%2BGU1_xp3OEA5WwXuEpXADw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
