Interesting - Have you seen this with NL840-class tubes? Nick
On Monday, 9 April 2012 11:11:55 UTC+1, Nocrotec wrote: > > It's a well known problem with the 1916's. > I have about 500 NIB, and most of them show that problem. > Most need a high firing voltage (200 V and up) and some are completely > dead. > The only thing I can imagine is gas leakage. > I have experienced that problem on some other American made tubes, but > oddly ONLY at American made tubes (I recall National and Raytheon). > Dieter > > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To view this discussion on the web, visit https://groups.google.com/d/msg/neonixie-l/-/6Yi_G_e4tKMJ. To post to this group, send an email to neonixie-l@googlegroups.com. To unsubscribe from this group, send email to neonixie-l+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
