American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 129
the current wave, and as explained in connection with Fig. ^20. (A complete periodor cycle of a current wave from zero, to positive maximum, back to zero, to negativemaxmnmi and back to zero constitutes two half cycles of 180° each, 0 to o\ Fig. 82^^.)When there are only resistance and capacity in…
Telegraph
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
