The thermionic vacuum tube and its applications (1920)
Van der Bijl, Hendrik Johannes, 1887- · New York McGraw-Hill Book, Co · leaf 266
be of simple construction is shown inFig. 132. This drawing was made from one of several tubesdesigned and used by the author in his work on vacuum tubes,about six years ago. The same type was subsequently developedin Europe and used extensively in military operations during thewar. The simplicity… … Fig. 130.—General Electric typeReceiving Tube. Length: 10 cms. 244 THERMIONIC VACUUM TUBE that is entii-ely different from the small types discussed above,and presents problems that make its construction more difficult.For example, on account of the large amount of power dissipatedin such a tube,…
Telegraph, Wireless
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