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Radio for everybody; being a popular guide to practical radio-phone reception and transmission and to the dot-and-dash reception and transmission of the radio telegraph, for the layman who wants to apply radio for his pleasure and profit without going into the special theories and the intricacies of the art (1922)

Lescarboura, Austin C. (Austin Celestin), 1891- · New York, Scientific American publishing company [etc.] · leaf 160

An illustration from Radio for everybody; being a popular guide to practical radio-phone reception and transmission and to the dot-and-dash reception and transmission of the radio telegraph, for the layman who wants to apply radio for his pleasure and profit without going into the special theories and the intricacies of the art, 1922, leaf 160
erative arrangement is tobe preferred. Two other methods in general use for regenerativereception are shown in the accompanying diagrams. Itwill be noted that instead of a tickler coil, use is madeof a variometer in the plate circuit. This variometerserves to tune and feed back into the grid the… … itIIi (3 still another method of regenerative operation: A—antenna;P—primary; S—secondary, of vario-coupler C; VCl—variablecondenser in antenna-ground circuit; VC2—variable con-denser; VC3—variable condenser used as grid condenser;GLr—grid leak; A—filament battery; VT—vacuum tubedetector; V—plate…

Radio

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