kenotron
/ˈkɛnoʊtrɑn/
noun
- A type of high-voltage vacuum tube used as a rectifier, especially in early X-ray machines and radio transmitters.
- The museum displayed a vintage kenotron as part of its electronics history exhibit.
- Early radio engineers relied on the kenotron to convert alternating current to direct current.
- The technician replaced the old kenotron in the X-ray machine to restore its function.
Synonyms