So it looks like the cathodes are poisoned (dark areas), and where they are still glowing, the metal has deposited nearby.
I wonder if you can depoison them with high current, and coax the metal to redeposit at the bottom of the display by leaving it vertical, where the temperature is lowest. -- 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/fa22390f-9100-4d9a-aa5c-62e5f9dc0b62%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
