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- 05:55, 7 April 2025 PenelopeSaulsbur talk contribs created page Offering Vacuum Tubes Sockets Capacitors Etc. (Created page with "For over 40 years, Radio Electric Supply has actually supplied the world with radio and vacuum cleaner tubes for each feasible application. This can be either just a filament coated with a combination of barium and strontium oxides and other substances, or it can be an "indirectly heated" cathode, which is just a nickel tube with a coating of these same oxides on its outer surface area and a heating filament inside. <br><br>We Supply over 7,800 various radio and and vacu...")