Title :
Noise Levels at the National Radio Astronomy Observatory
Author_Institution :
Associated Universities, Inc., New York, N.Y.
Abstract :
The measurements which have been made of the field strengths of radio signals received at the Green Bank site of the National Radio Astronomy Observatory are described. The site is relatively free from interference and the measures which are being adopted to preserve its radio quietness are discussed.
Keywords :
Bandwidth; Extraterrestrial measurements; Feeds; Noise level; Noise measurement; Observatories; Radio astronomy; Receivers; Stability; Telescopes;
Journal_Title :
Proceedings of the IRE
DOI :
10.1109/JRPROC.1958.286707
