NOS Sylvania CHS-21A Vacuum Tube U.S. Army Signal Corps 1944 CRT Electron Tube

NOS Sylvania CHS-21A Vacuum Tube U.S. Army Signal Corps 1944 CRT Electron Tube

Original new old stock Sylvania CHS-21A vacuum tube manufactured for the U.S. Army Signal Corps. Original military box is dated October 1944 and marked “Tube CHS-21A” with Sylvania Electric Products. The tube remains in its factory packaging with protective inserts, making it an excellent example of an authentic WWII military electronic component. Ideal for collectors of Signal Corps equipment, radar, communications gear, or vintage vacuum tubes.