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 324
—telephone receivers; V—variometer for feed-back. and handle can be purchased from any radio supply house.However, after all is said and done, the best results willbe obtained by purchasing a variometer, since this is arather difficult instrument to construct—and constructright. The set is arranged… … 306 RADIO FOR EVERYBODY excellent results, so that this set will receive from radio-phone broadcasting- stations over 100 miles away underfavorable circumstances, without an amplifier. With anamplifier, which may be readily constructed by purchasingthe necessary components and assembling them in…
Radio
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