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 212
i f y i n g tubes areoperated on 45 volts,and this voltage willproduce only weak re-sults with the usualloud-speaker. If moreB battery is added,such as by connectinga third and even afourth unit to theusual B battery, theresults may be poorerwith the regular am-plifier tubes. Some radio workers use… … 194 RADIO FOR EVERYBODY voltages up to and even exceeding 100 volts may be ap-plied. In such an arrangement it is well to try the 5-watttube in the second stage of amplification, and to use theregular amplifier tube in the first stage. One form of loud-speaker which is proving very popu-lar is a…
Radio
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