Otto A. Knopp

Otto Albrecht Knopp (24 August 1877 – 19 December 1946) was a German-American innovator of the standard testing transformer and the Compensation Winding. He was also the patentee of what has become known as the Knopp set in honor of him,[1] and the author of a number of technical reports, including New Current Balance for Calibration Work, published in 1920.[2]

  1. ^ Shepard, William Martin; Allen Green Jones (1910). The Watthour Meter. Technical Publishing Company. pp. 134. Otto A. Knopp.
  2. ^ Magalhaes, F. V. (1921). "Annual Report of Instruments and Measurements Committee". Transactions of the American Institute of Electrical Engineers. 40: 787. doi:10.1109/T-AIEE.1921.5060721.