Re: [neonixie-l] Mystery tube

2019-04-09 Thread Dekatron42
It is an uv flame detector tube. /Martin -- 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 neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an

Re: [neonixie-l] Mystery tube

2019-04-09 Thread Tom Harris
Transient suppressor? But they are gas filled. On Wed, 10 Apr 2019, 1:47 p.m. 'John Rehwinkel' via neonixie-l, < neonixie-l@googlegroups.com> wrote: > Looks like a spark gap or TR switch, but I suppose it could be a nitrogen > laser. > > > > On Apr 9, 2019, at 11:25 PM, Nicholas Stock wrote: >

Re: [neonixie-l] Mystery tube

2019-04-09 Thread 'John Rehwinkel' via neonixie-l
Looks like a spark gap or TR switch, but I suppose it could be a nitrogen laser. > On Apr 9, 2019, at 11:25 PM, Nicholas Stock wrote: > > Anyone have an idea what this is? 4 pins. Doesn’t glow next to a plasma globe > and doesn’t have any distinguishing markings on the base except some hand

Re: [neonixie-l] Mystery tube

2019-04-09 Thread jb-electronics
Very interesting! Are the internal pins (not the "C" shapes) coated in glass? If yes then the tube probably contains gas. If not, then it might be vacuum. Where did you find it? Maybe that can help us figure it out? Cheers Jens On 2019-04-09 9:25 p.m., Nicholas Stock wrote: Anyone have an