vacuum tube

English

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

Noun

vacuum tube (plural vacuum tubes)

1. (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

• cathode-ray tube (CRT)
• photomultiplier tube (PMT)
• television tube
• travelling-wave tube (TWT)

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 (ja) (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