I bought a similar one that allegedly came from Los Alamos...5 gun. I think they made tubes with more guns than that even.
For those interested in CRT's, this is a cool little website.. https://www.crtsite.com/index.html On Wed, Feb 12, 2020 at 1:50 PM Mac Doktor <[email protected]> wrote: > > On Feb 12, 2020, at 12:20 PM, Robert G. Schaffrath < > [email protected]> wrote: > > I recall an article I read years ago about the old RADAR tubes and > phosphors used. There was a RADAR scope tube that had a mix of two > phosphors. One phosphor produced a short persistence bright blue light from > the target and the other was the longer persistence P12 type orange > phosphor that was excited by the blue phosphor hung around after the blue > faded and was refreshed by another "ping" of blue light from the target. An > orange filter was placed in front of the tube face to filter out the blue > flash which would have been very distracting to the operator. > > > While we're on the subject, I have a five beam CRT that I snagged on ebay > a few years ago. The auction listed the part number as "JAN CGV 7YP2" > but the number on the box is "JAN CDU 7YP2" and the date is > "195"-something. > > I'm told came from a Navy radar system and that it's the only one ever > made with more than four beams. It would be interesting to hook that baby > up to five different gadgets at the same time. 8D > > > Terry Bowman, KA4HJH > "The Mac Doctor" > > "If only you could see what I've seen with your eyes."—Roy Batty, *Blade > Runner* > > -- > 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/1AD6D880-9D9A-4C3F-B51D-C064F3B9DC2F%40gmail.com > <https://groups.google.com/d/msgid/neonixie-l/1AD6D880-9D9A-4C3F-B51D-C064F3B9DC2F%40gmail.com?utm_medium=email&utm_source=footer> > . > -- 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/CAOX%2BRHJ%3DdG6Xaw9pdGHSTLG0MyKFNFQ%3Drhr%3DFnYYt%2Bp5ndksng%40mail.gmail.com.
