To solve the glow starting from the center or top of the tube, i never turn the tube fully off. I will turn it on full then ramp the current down until a small segment is still lit. This helped make them much more reliable.
-joe On Tuesday, October 8, 2019, gregebert wrote: > I did limited experimenting with these tubes. What I found is that a > current-controlled supply is the only way to get repeatable behavior out of > those tubes. > If I just used a traditional variable-DC supply with a series resistor, I > had erratic behavior such as glowing from the opposite end or from the > middle. > > For the amount of energy consumed, they produce substantially less light > than NE-2 bulbs. I think I had to pump almost 20mA into mine to get 90% > glow, which is twice the spec limit. > > -- > 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/0e6ab50a-f576-4418-a018-9717d071866f%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/m0iix0.pz2sqh.1hge13b-qmf%40smtp.gmail.com.
