Vacuum Tube Symbols [ Go to Website ] 1/4

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Vacuum tube Vacuum tube Vacuum tube Electronic valve Vacuum tube Electronic valve Double triode Diode Triode Double diode

Pentode Hexode Heptode / Pentagrid Octode

Ignitron Krytron Thyratron Photocell

Ignitron Photocell Cold cathode dissipator Effluent valve

Effluent tetrode with auxilar anode Rectifier effluent valve Neon lamp Lightning light lamp and control grid

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© AMG - Some rights reserved - This file is licensed under the Creative Commons (CC BY-NC 4.0) license - https://creativecommons.org/licenses/by-nc/4.0/deed.en - Rev.07 Electrical & Electronic Symbols www.electrical-symbols.com

Vacuum Tube Symbols - Basic Element [ Go to Website ] 2/4

Vacuum tube Grid Anode Cathode capsule, ampoule

Indirectly heated Directly heated Filament cathode cathode Heater

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Vacuum Tube Symbols - Pinout [ Go to Website ] 3/4

A / P Anode, Plate G Grip C / K Cathode, emitter S Screen

I Ignitor Sup Suppressor grid H / F Heater, Filament e.g. pins in triode

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Vacuum Tube Symbols - Socket [ Go to Website ] 4/4

Decal socket Noval socket Magnoval socket Octal socket

Rimlock socket Miniature socket

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