Disambiguation evidence for audion vacuum tube via surface form

"Audion vacuum tube"


As subject (45)

Triples where this entity appears as subject under the label "Audion vacuum tube".

Predicate Object
alsoKnownAs Audion
anodeFunction collects electrons
category electronic components
category radio technology
cathodeFunction emits electrons when heated
contributedTo development of modern electronics
countryOfOrigin United States of America
surface form: United States
developedBy Lee de Forest
enables long-distance radio communication
era early 20th century
filamentFunction heats cathode
gridFunction controls plate current
hasComponent anode
hasComponent cathode
hasComponent control grid
hasComponent filament
hasComponent glass envelope
hasType triode
historicalSignificance first practical electronic amplifier
historicalSignificance key technology in early radio broadcasting
influenced design of vacuum tube amplifiers
influenced development of electronic communication systems
instanceOf electronic amplifying device
instanceOf thermionic valve
instanceOf vacuum tube
inventor Lee de Forest
material glass
material metal electrodes
medium evacuated glass bulb with low-pressure gas remnants
operatingPrinciple control of electron flow by grid voltage
operatingPrinciple thermionic emission
patentHolder Lee de Forest
powerSource direct current supply
predecessorOf later triode vacuum tubes
replacedBy improved triode tubes
replacedBy transistor
usedFor audio amplification
usedFor detection of radio signals
usedFor radio reception
usedFor radio transmission
usedFor signal amplification
usedIn early electronic circuits
usedIn early radio receivers
usedIn early radio transmitters
usedIn telephone repeaters

As object (1)

Triples where some other subject referred to this entity as "Audion vacuum tube".

de Forest knownFor
"Audion vacuum tube"
↳ resolves to audion vacuum tube
surface form: Lee de Forest