The principles underlying radio communication (1922)
United States. National Bureau of Standards, Ould, Richard Sheldon, 1889-, United States. Army. Signal Corps · Washington, Govt. Print. Off. · leaf 465
then read bythe mi Ilia in meters iv and u. Correction for the resistance of(he mllliammeters may be made to determine the true voltagebetween the cold electrodes and filament if a high order ofaccuracy is desired, but this correction is usually negligible. Two diagrams are required to express the… … Circuit for Determining G/iaracterwtiiCurves of Electron TubesFIQ.Z5Q acteristics for a tube used in receiving equipment, this beingobtained (see Fig. 258) by setting the plate voltage at 20, 40,30 volts in turn and rinding how the plate current changesas the grid voltage is changed. Fig. 260 shows…
Telegraph, Wireless · Radio
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