I have seen thyratrons glow with a greenish tint though: https://www.youtube.com/watch?v=ZCR-1ELTjaw
On Fri, Jan 10, 2014 at 8:01 PM, John Smith <[email protected]> wrote: > This is getting interesting...never have seen a pure green ionized gas. > There is a possibility it may have been a hybrid gas mixture. Since Helium > produces a pale yellow and mercury will produce a blue color...possibly it > was a mixture of a few types of gases. Also some ionized gas will produce > different colors at different energy (voltage ) levels. Pressure also > enters the equation. As far as any commercial vacuum tube regulators I have > yet to see a pure green color. > > > On Fri, Jan 10, 2014 at 7:08 PM, Instrument Resources of America < > [email protected]> wrote: > >> Well I'm back from checking the following VR tubes in my Hickok, 0A3, >> 0B3, 0C3, 0D3, and their seven pin miniature equivalents, which in reality >> I probably didn't need to check. NO green ones. I swear that I remember a >> green colored VR tube, maybe not at this point. It's heck gettin old, >> definitely not for sissies. LOL. And,,,,,,NO,,,, I'm NOT confusing it with >> the green wilamite in shadow eye tubes, (aka electron ray indicators). >> Anyone out there remember a greenish colored VR tube, or am I losing it? >> Ira. >> >> >> On 1/10/2014 9:29 AM, Dalibor Farný wrote: >> >> What kind of gas produces green colour? >> >> sent from mobile phone >> >> Dalibor Farny >> www.daliborfarny.com >> Dne 10.1.2014 17:41 "Instrument Resources of America" < >> [email protected]> napsal(a): >> >>> If you'd like other colors you can have white with Xenon filled tubes, >>> and also orange and green with some of the other gas regulator tubes. Ira. >>> >>> >>> >>> On 1/10/2014 8:08 AM, John Smith wrote: >>> >>> Try some 866 high voltage rectifier tubes...more yummy purple glow.... >>> >>> On Thursday, January 9, 2014 7:19:37 PM UTC-5, [email protected]: >>>> >>>> I acquired a few of these for free (not a bad price), and their faint >>>> purplish glow doesn't produce much of a "wow" factor to show-off. I was >>>> hoping that reverse-polarity would produce more glow; no such luck. Most of >>>> the interesting glowing is hidden inside the metallic area of the tube. >>>> Even with higher current, the glow was barely affected. It's so dim that it >>>> wouldn't even make a decent night-light. >>>> >>>> Any ideas out there ? >>>> >>>> Since these aren't rare tubes (yet...), I'm tempted to repeat an >>>> experiment I did in high school with a 0A2 regulator tube: I cranked so >>>> much current thru it that the plate glowed red-hot, the glass softened and >>>> due to the vacuum, and it shrank around the metal. Watching the poor tube >>>> shrivel-up and die made me laugh so hard I cried. >>>> >>> -- >>> 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/bcc4a8ac-0110-487c-ac3c-2213e2bffe36%40googlegroups.com >>> . >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >>> >>> -- >>> 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/52D022A2.4050902%40HUGHES.NET >>> . >>> For more options, visit https://groups.google.com/groups/opt_out. >>> >> -- >> 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/CA%2BnkT5rtF5_jHqkUL2LiPMgCPtsi84wKGZbxrqBmcP0HDiVC%2Bw%40mail.gmail.com >> . >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "neonixie-l" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/neonixie-l/qv4fJAQ-KDc/unsubscribe. >> To unsubscribe from this group and all of its topics, 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/52D08B74.3040609%40HUGHES.NET >> . >> For more options, visit https://groups.google.com/groups/opt_out. >> > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. 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