Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 183
ngs of the receiving tuner, the respective windingsbeing mechanically drawn apart to a distance consistent with the strength of signals in thehead telephones. Occasionally static interference can be minimized! by throwing the primaryand secondary circuits out of resonance or in case a carborundum… … Fig. 198—Circuits of Marconis Balanced CrystalReceiver. (English Marconi Company.) tion valve or the step-up valve amplifier, the static signals are enormouslyamplified and the good effects of these receivers are aften thus offset.Hence when atmospheric electricity is especially severe, radio…
Telegraph, Wireless
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