Design improvements and operating experience with 10-Kc network analyzers
J. D. Ryder, Warren B. Boast · Transactions of the American Institute of Electrical Engineers Part I Communication and Electronics · 1953
IN 1946, the authors disclosed a new design for an a-c network analyzer1 operating at 10,000 cycles. The pilot-model analyzer reported at that time was used extensively during the next 2 years upon small sample systems for testing its performance.