Template:Thermionic valves - English Wikipedia @ Freddythechick

v t e Thermionic valves
Theoretical principles	Thermionic emission Work function Hot cathode Space charge Control grid Suppressor grid Anode Glowing anode Getter
Types	Diode Audion Triode Acorn tube Nuvistor Tetrode Beam tetrode Pentode Pentagrid (Hexode, Heptode, Octode) Nonode Cathode-ray tube Additron Backward-wave oscillator Beam deflection tube Charactron Compactron Eidophor Iconoscope Inductive output tube Kinescope Klystron Magic eye Magnetron Monoscope Phototube Photomultiplier Selectron tube Storage tube Sutton tube Talaria projector Traveling-wave tube Trochotron Video camera tube Williams tube Fleming valve
Numbering systems	RMA RETMA Marconi-Osram Mullard–Philips JIS Russian
Examples	List of vacuum tubes List of tube sockets