TY - GEN AU - M Ma AU - J Adams C2 - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD DA - 1991-11-01 00:11:00 LA - en M1 - 1349 PB - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD PY - 1991 TI - Phase Characteristics and Time Responses of Unknown Linear Systems Determined from Measured CW Amplitude Data ER -