Practical wireless telegraphy; a complete text book for students of radio communication (1917)
Bucher, Elmer Eustice, 1885- · New York, Wireless Press, Inc · leaf 156
l-S … Fig. 16Sa—Standby Long Wave Adjustment of Marconi Type 107a Tuner. cerusite. When the latter detector is employed, the potentiometer is out of thecircuit. Observance next should be made of the binding posts from which wiresare connected to the receiver circuits and to the contacts of an aerial…
Telegraph, Wireless
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