Patent
Thermionic tube circuits
Jr Richard L Snyder
- 30 Jul 1942
7
TL;DR: In this article, a thermionic tube circuit with a plurality of control electrode elements is described. But this circuit is restricted to thermionic vacuum tubes with two control electrodes, a screen electrode and a suppressor electrode.
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Abstract: This invention relates generally to thermionic tube circuits and particularly to a circuit utilizing a thermionic tube which includes a plurality of control electrode elements. In thermionic vacuum tubes of the type including two control electrodes, a screen electrode and a suppressor electrode...
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Patent
Electron discharge device utilizing negative transconductance
Edward W Herold
- 22 Oct 1938
TL;DR: In this paper, the negative transconductance phenomena was used in electron discharge device circuits, and more particularly to electron charge device oscillation generators utilizing the negative transconductance phenomena.
13
Patent
Multiple transconductance vacuumtube amplifier
Robert L Freeman
- 25 Oct 1939
TL;DR: In this article, a negative transconductance is defined as the rate at which a vacuum tube amplifier provides a negative transcondance in addition to the usual positive transcondcondance.
11
Patent
Relaxation oscillation generator
Black Donald Harrison
- 20 Jan 1942
TL;DR: In this paper, a relaxation oscillation generator was proposed, which is a continuation in part of an earlier U.S. Patent No. 170,398, filed October 22, 1937, patent No. 2,213,855, granted September 3, 1940.
9
Patent
Electric amplifying system
Boucke Heinz
- 26 Apr 1939
TL;DR: In this paper, a method of operating a periodic or direct coupled multi-stage amplifier for translating or amplifying signals comprising a substantial frequency band or for amplifying relatively slow periodic or...
8
Patent
Negative resistance device
Walter Van B Roberts
- 30 Aug 1941
TL;DR: In this paper, a negative resistance device was proposed for the generation of relaxation or sinusoidal oscillations and frequency conversion, and its application to the generation or synthesis of relaxation oscillations was discussed.
6
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