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 142
ttery units come in a small size anda large size. If the receiving set is to be used at regularintervals, it is the part of better judgment to buy thelarger size. A single B battery unit is necessary fora vacuum tube detector circuit,- and two units are neces-sary if an amplifier is also used with… … -=-6 Principle of vacuu>m tubes operation: GLi—Grid leak;CC—condenser; F—filament; G—grid; P—plate; VT—vacuumtube; A—Storage battery for operating vacuum tube fila-ment; R—rheostat for filament current; B—^high voltageB battery or plate battery, and telephones. the two sizes. There is the fixed…
Radio
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