Many of your tubes probably should be in your semiconductor collection. And, if semiconductor is a dirty word, then in the bin !
Reference:- Kohl, Materials and Techniques for Electron Tubes A completely revised edition of Materials Technology for Electron Tubes., 1960, Reinhold. Page 551 describes Barium-Strontium-Calcium Oxide Cathodes, as "most widely used at the present time in receiving tubes, cathode ray tubes, picture tubes, and similar devices". Wait for it.... "Oxide cathodes are n-type semiconductors....". sorry guys, I hope there aren't too many tears out there, John K Australia. -- 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 post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/34B51B6644494AFA9F074FB9F1BACF31%40compunet4f9da9. For more options, visit https://groups.google.com/d/optout.
