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Definition of Thermionic valve
1. Noun. Electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope.
Specialized synonyms: Acorn Tube, Diode, Rectifying Tube, Rectifying Valve, Electron Multiplier, Gas-discharge Tube, Klystron, Magnetron, Pentode, Television Pickup Tube, Television-camera Tube, Tetrode, Triode, X-ray Tube
Terms within: Anode, Cathode, Electrode, Control Grid, Grid, Plate
Group relationships: Circuit, Electric Circuit, Electrical Circuit
Generic synonyms: Electronic Device
Definition of Thermionic valve
1. Noun. (dated or obsolete) An early electronic device incorporating electrons from a glowing cathode inside an evacuated glass tube; functioned as a switch, amplifier etc. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Thermionic Valve
Literary usage of Thermionic valve
Below you will find example usage of this term as found in modern and/or classical literature:
1. Telephonic Transmission, Theoretical and Applied by James Greaves Hill (1920)
"CHAPTER XIV THE thermionic valve AS A TELEPHONIC RELAY ... The stability and
general action of the thermionic valve were, however, ultimately found to be ..."
2. Wireless Telegraphy: With Special Reference to the Quenched-spark System by Bernard John Leggett (1921)
"72(13))- The Relative Importance of the thermionic valve for Reception.—A perusal
of wireless literature in the journals of all countries since 1914, ..."
3. The Thermionic Vacuum Tube and Its Applications by Hendrik Johannes Van der Bijl (1920)
"RECTIFICATION OF CURRENTS BY thermionic valve in rectified current obtained at a
... thermionic valve as High Power Rectifier. The thermionic valve has ..."
4. The Outline of Science: A Plain Story Simply Told by John Arthur Thomson (1922)
"The thermionic valve is fully described in the text. It has revolutionised wireless
telegraphy of late. cw WVW From "fifty Years of Electricity" (The ..."
5. The Principles of Electric Wave Telegraphy and Telephony by John Ambrose Fleming (1919)
"X. A large number of ways have been devised for using this three-electrode
thermionic valve detector in wireless telegraphy as a receiving and amplifying ..."
6. The Engineering Index Annual for by American Society of Mechanical Engineers (1919)
"Useful applications thermionic valve The Evolution of the thermionic valve (86345
N). RL Smith-Rose. Ills. 9000 w. Instn EE, Jl—April, 1918. ..."
7. Readers' Guide to Periodical Literature by Anna Lorraine Guthrie, Marion A. Knight, H.W. Wilson Company, Estella E. Painter (1920)
"HL Dodge, diags School Sei and Math 19:272-4 Mr '19 thermionic valve. HL Dodge.
School Sei and Math 10:20-3 Ja '19 Electroplating Electroplating. ..."
8. Principles of Electrical Engineering by William Henry Timbie, Vannevar Bush (1922)
"... of electrons described above is known as thermionic emission, and a device
which utilizes such an effect is a thermionic valve. ..."
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