> On Jan 7, 2023, at 11:50 AM, Ryan B <ryan.bareit...@gmail.com> wrote: > > I bought two different wavelength UV lights recently. IIRC 395 and 360 nm. I > haven't used them much but I will check out all my CRTs now! I got them to > look for UV reactive glass at thrift shops and on the beach.
I have a CRT with dual phosphors, a fast blue and a slow yellow. It lights up like a Christmas tree when exposed to an 18" BL-B tube. You can draw pictures on an old television or computer monitor. Terry Bowman, KA4HJH "The Mac Doctor" https://www.astarcloseup.com “...the book said something astonishing, a very big thought. The stars, it said, were suns but very far away. The Sun was a star but close up.”—Carl Sagan, "The Backbone Of Night", Cosmos, 1980 -- 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 view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/BEE889E7-D749-47A8-A74F-7A94F2CDF665%40gmail.com.