Numitrons are very thin filaments. I only have one Numi clock. My guess is filtered VFDs.
~ *[email protected] <[email protected]>* On Sat, May 16, 2020 at 5:15 AM Paul Andrews <[email protected]> wrote: > I have some tubes like that (J4851). They require an unusually high > voltage (though very low current) to light reliably and with any brightness. > > -- > 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 on the web, visit > https://groups.google.com/d/msgid/neonixie-l/25eddcab-beaa-4ff3-8886-31a80e869339%40googlegroups.com > . > -- 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 on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAKYv7NTVm%2BoTw1CQUkK%3DDL4TO6ysDeZt0p9FO5VLgMwEHg-Wig%40mail.gmail.com.
