Wikimedi'Òc

Diode-tube.png - IMeowbot~commonswiki

Diode vacuum tube.png - Mako098765

Diode flemming.PNG - Bilou~commonswiki

Diode-nl.jpg - Siebrand

Vacuum tubes.svg - Nobelium

真空二極管之原理.jpg - Sanyfu~commonswiki

真空三極管之原理.jpg - Centpacrr

真空管內的空氣阻擋電子流動.jpg - Sanyfu~commonswiki

Diodo electrónico.JPG - THINK TANK

Vacuum tubes (multilingual).svg - Nobelium

Vakuumdioda.png - Szajci

Diode tube schematic.svg - Mikhail Ryazanov

Diode vide schema explicatif.png - File Upload Bot (Magnus Manske)

DiodaVakuumskaKonstrukcija1.png - Miroslav Cika

Diode tube schematic-de.svg - Beao

Diode tube schematic-numbers.svg - Beao

Diode vacuum tube.svg - Wdwd

Vacuum tubes pl.svg - Julo

Diode à vide.png - File Upload Bot (Magnus Manske)

Diode à vide schéma de fonctionnement.png - File Upload Bot (Magnus Manske)

Thermionic diode reverse bias.svg - Nanite

Thermionic diode forward bias.svg - Nanite

Diod-english-text 01.png - Svjo

Diode-english-text.svg - Manlleus

Commercial Fleming valves.jpg - Chetvorno

Edison light bulb with plate.jpg - Materialscientist

Edison effect bulb 1.jpg - Materialscientist

Diode-schinese.svg - Wwbread

Diode-tchinese.svg - Wwbread

Edison effect bulbs.jpg - Chetvorno

6C10P.png - GifTagger

6D20P.png - GifTagger

Rördiod.png - Svjo

БСЭ1. Беспроволочная связь 3.jpg - Lozman

БСЭ1. Беспроволочная связь 4.jpg - Lozman

Fusion Curl Example.png - Knoppson

Vacuum tubes (zh-Hant).svg - Myzhang1029