Encyclopedia > Cold cathode

Article Content

Cold cathode

A cold cathode vacuum tube is one in which there is no cathode heater[?]. In such a tube, glow discharge[?] is usually minimized, in favor of arc[?] discharge. Some important examples include the krytron[?], sprytron[?], and ignitron[?] tubes.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Explorer

... Nansen, (1861-1930), arctic explorer, scientist and international statesman O Francisco de Orellana - first to navigate down the Amazon River P William ...