TY - RPRT TI - The effects of antenna circuit loss, receiver noise and external noise on radio reception in the frequency band from 50 to 5,000 kilocycles AU - Crichlow, William Q PY - 1948 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS CRPL c4-4 DO - 10.6028/NBS.CRPL.c4-4 ER -