Amateur radio : how and why of wireless with complete instructions on operation of receiving outfits (1922)
Grainger, Maurice J · New York : James A. McCann · leaf 126
honey-comb coil mounting to the grid condenser andB battery. Other points of great importance are thelength of the leads between the grid condenserand the detector tube, and those between thesecondary and the B battery. These mustboth be as short as possible. In tuning for long distance signals… … Aumow, PAHE*.!*
Radio · Amateur radio stations
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