A cathode designed to be heated in order to emit electrons.
More example sentences
- Filserv produces a range of hot cathode ionisation gauges of the triode and Bayard Alpert type.
- Also at Cathodeon he was working on hot cathodes in lamps used in analytical instrumentation.
- Many of these concepts are generally applicable to most hot cathode ionization gauges and will be discussed.
Definition of hot cathode in:
- The British & World English dictionary