TY - GEN AU - Hill, David AU - Ehret, R. C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 1989-11-01 00:11:00 LA - en PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 1989 TI - Near-Field Gain of Pyramidal Horns from 18 to 40 GHz ER -