The thermionic vacuum tube and its applications (1920)
Van der Bijl, Hendrik Johannes, 1887- · New York McGraw-Hill Book, Co · leaf 347
ned fromthe oscillator and impressed on the antenna. The coupling isadjusted by sliding the contact Q as explained in connection withFig. 179 in Chapter VIII. A number of modulating and transmitting circuits have beensuggested. The circuit shown in Fig. 194 ^ is another illustrationof the… … High FrequencyChoke
Telegraph, Wireless
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