निर्वात नली
Also known as electron tube, thermionic tube, thermionic valve, electronic valve
device that controls electric current between electrodes in an evacuated container
AI overview
A vacuum tube is a device that controls electric current flowing between electrodes inside a sealed container from which air has been removed. Vacuum tubes were essential for early electronic technologies like radios and televisions, and they remain important in specialized applications today.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
- Image
- Philips 12AX7WA tube.jpg
Show 2 more facts
- Commons category
- Vacuum tubes
- time of discovery or invention
- 1904-00-00
Sources (2)
via Wikidata · CC0