. Researches in radio telephony . wBBg -reA,C. Ihe. ^ H ^^I^3w7*i |<iM^Myo|H^ks^y ^mhH. ^8 14 off from each side of the condenser c, as Xand Y, as shov/n. The purpose of this condenseris to eliminate as far as possible the ripplesin the rectified alternating current. The purpose of the middle tap on the lirht-ing secondar;/ has already been explained in theprevious No. 1. A. C. to D. ^. Voltage for fileunent i:c. 2. A. G. to D. C. Volta;-e for filainent S is a scheme of connections usedin testin the use of a , as a Kenotro
. Researches in radio telephony . wBBg -reA,C. Ihe. ^ H ^^I^3w7*i |<iM^Myo|H^ks^y ^mhH. ^8 14 off from each side of the condenser c, as Xand Y, as shov/n. The purpose of this condenseris to eliminate as far as possible the ripplesin the rectified alternating current. The purpose of the middle tap on the lirht-ing secondar;/ has already been explained in theprevious No. 1. A. C. to D. ^. Voltage for fileunent i:c. 2. A. G. to D. C. Volta;-e for filainent S is a scheme of connections usedin testin the use of a , as a Kenotron. 15 RESEARCHES IN RADIO TELEPHONYPart IIChapter IConstruction and Use of the d;>Tiatron is another member of thefamily of hot cathode devices v;hich have beendeveloped at the Research Laboratory of theGeneral Electric company by Mr. A. W. Hull, In construction, this bulb resembles theKenotron and Pliotron, or ordinary three elementvacuum valve, but in the principles of operationthese bulbs are entirely different. 1. The Three Element Vacuum Vcilve utilizesthe pr
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