With a single probe. My best guess just an oudin coil Used often times on argon, krypton and HeNe lasers. If tube lights up it is still gas intact otherwise it’s open to air
But that is a guess Sent from my iPad >> On Jun 24, 2020, at 4:32 PM, Mac Doktor <[email protected]> wrote: > https://www.ebay.com/itm/184339010355 > > > It looks like it was designed for some other purpose and may be available for > less elsewhere. > > > Terry Bowman, KA4HJH > "The Mac Doctor” > > "Never install version point-zero of anything" > > -- > 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/E0B27E9D-3068-43D3-9603-29024CC34B17%40gmail.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/A37B3D27-C454-4AB1-A6E4-479D832E683B%40gmail.com.
