vacuum tube

English

Illustration representing parts of a diode vacuum tube utilizing a directly heated cathode.

Noun

vacuum tube (plural vacuum tubes)

(electronics) A type of electron tube that controls electron current through vacuum between electrodes within a sealed container, usually of glass or metal and often designed to be easily installed in and removed from the equipment in which it is used.

Synonyms

thermionic valve or simply: valve (Britain and some other regions)
electron tube

Hypernyms

discrete component

Hyponyms

heptode (vacuum-tube heptode)
hexode (vacuum-tube hexode)
pentode (vacuum-tube pentode)
tetrode (vacuum-tube tetrode)
triode (vacuum-tube triode)
diode (vacuum-tube diode)

Coordinate terms

crystal (electronic crystal)
transistor (solid-state electronic device)

Derived terms

vacuum-state active electronic device

Translations

electrical device

Arabic: please add this translation if you can
Armenian: please add this translation if you can
Catalan: vàlvula f, tub de buit m
Chinese:
Mandarin: 真空管 (zh) (zhēnkōngguǎn), 電子管／电子管 (zh) (diànzǐguǎn)
Czech: elektronka (cs) f
Danish: elektronrør n, radiorør n, forstærkerrør n
Dutch: elektronenbuis (nl) c, radiobuis (nl) c, vacuümbuis (nl) c
Esperanto: please add this translation if you can
Finnish: elektroniputki (fi), tyhjiöputki
French: tube électronique (fr) m, tube à vide (fr) m
Georgian: ელექტრონის ლამპა (elekṭronis lamṗa)
German: Elektronenröhre (de) n
Irish: folúsfheadán m
Italian: valvola termoionica f
Japanese: 真空管 (shinkūkan)
Korean: 진공관(眞空管) (ko) (jin'gonggwan)
Latvian: elektronu lampa f
Norwegian: radiorør n
Polish: lampa próżniowa
Portuguese: válvula termiônica f, válvula (pt) f
Romanian: tub electronic (ro) n
Russian: ла́мпа (ru) f (lámpa)
Serbo-Croatian: elektronka (sh) f, elektronska cijev f, vakuumska cijev f
Spanish: please add this translation if you can
Swedish: elektronrör (sv) n, radiorör (sv) n, rör (sv) n
Tagalog: awanging tubo
Thai: หลอดสุญญากาศ, หลอดวิทยุ
Vietnamese: ống chân không
Welsh: tiwb gwactod m

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