Thanks, I'll check if it ionises the air by bringing it near a spark gap just off arcing over, an excellent test for radiation, and far more spectacular than discharging an electroscope as a demonstration of radioactivity.
Tom Harris <[email protected]> On 23 September 2014 20:44, Tidak Ada <[email protected]> wrote: > Keep in mind most of these tubes have a radioactive doping for better > arcing. So don't break the glass! > > eric > > ------------------------------ > *From:* [email protected] [mailto:[email protected]] *On > Behalf Of *Tom Harris > *Sent:* dinsdag 23 september 2014 0:57 > *To:* [email protected] > *Subject:* Re: [neonixie-l] Telecom lightning arrestor > > I used 10K, but they are built to take a lot of current, so I could > probably drop it down. The electrodes are probably tungsten. I'll have a > photoshoot of the lot, as I ended up with a lot of different sizes. I might > go back and score the bakelite mounting clips as well. > > > Tom Harris <[email protected]> > > On 22 September 2014 21:34, Tidak Ada <[email protected]> wrote: > >> Hi Tom, >> >> Nice find! Can you tell me the values of the resistor you placed in >> series? I cannot read it from the photo. >> >> eric >> >> ------------------------------ >> *From:* [email protected] [mailto:[email protected]] *On >> Behalf Of *Tom Harris >> *Sent:* maandag 22 september 2014 7:31 >> *To:* [email protected] >> *Subject:* [neonixie-l] Telecom lightning arrestor >> >> Greetings, >> >> Passed a derelict country railway station a while ago and went in for a >> look. On the wall was a panel containing a few of these lightning arrestors >> that were connected to the open wire lines that followed the track. They >> light up nicely at 300V ac. >> >> Tom Harris <[email protected]> >> >> -- >> 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 email to [email protected]. >> To view this discussion on the web, visit >> https://groups.google.com/d/msgid/neonixie-l/CAHjG12QiK6Pnr9D4y5fXP6y9WY%3DbKpL33HG3%3DLJnT4-WZ3NkTg%40mail.gmail.com >> <https://groups.google.com/d/msgid/neonixie-l/CAHjG12QiK6Pnr9D4y5fXP6y9WY%3DbKpL33HG3%3DLJnT4-WZ3NkTg%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> >> -- >> 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 email to [email protected]. >> To view this discussion on the web, visit >> https://groups.google.com/d/msgid/neonixie-l/!%26!AAAAAAAAAAAYAAAAAAAAAPDddShx705MuX20yCpp0vvCgAAAEAAAAIttO4YbkC1JqRVHUfeiV08BAAAAAA%3D%3D%40zeelandnet.nl >> <https://groups.google.com/d/msgid/neonixie-l/!%26!AAAAAAAAAAAYAAAAAAAAAPDddShx705MuX20yCpp0vvCgAAAEAAAAIttO4YbkC1JqRVHUfeiV08BAAAAAA%3D%3D%40zeelandnet.nl?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > -- > 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 email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/CAHjG12STS%3DZ5ta7f5PKSTdc6gUOYWXHipp9pJiwf%2BJwszuaB_A%40mail.gmail.com > <https://groups.google.com/d/msgid/neonixie-l/CAHjG12STS%3DZ5ta7f5PKSTdc6gUOYWXHipp9pJiwf%2BJwszuaB_A%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > -- > 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 email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/!%26!AAAAAAAAAAAYAAAAAAAAAPDddShx705MuX20yCpp0vvCgAAAEAAAALF8XoZdHYBGqbEmcbUuXv0BAAAAAA%3D%3D%40zeelandnet.nl > <https://groups.google.com/d/msgid/neonixie-l/!%26!AAAAAAAAAAAYAAAAAAAAAPDddShx705MuX20yCpp0vvCgAAAEAAAALF8XoZdHYBGqbEmcbUuXv0BAAAAAA%3D%3D%40zeelandnet.nl?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- 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/CAHjG12T2epJdMT2jUouSRrhgFYVLQFwT%3DuvvXX87L%2B6fc2VVAQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
