TY - GEN AU - Galen H Koepke AU - David A Hill AU - Mark T Ma C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1987-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.87-3068 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1987 TI - Analysis of an array of log-periodic dipole antennas for generating test fields: ER -