Radio Telescopes

Some articles on radio, radio telescopes, radio telescope, telescopes:

Horn Antenna - Types
... waveguides, and radiate linearly polarized radio waves ... performance, such as feed horns for communication satellite antennas and radio telescopes ... and cross-polarization, and are widely used as feed horns for satellite dishes and radio telescopes ...
Search For Extraterrestrial Intelligence - Radio Experiments - The SETI League and Project Argus
... This grass-roots alliance of amateur and professional radio astronomers is headed by executive director emeritus Prof ... Many SETI League members are licensed radio amateurs and microwave experimenters ... of 3 to 5 metre diameter backyard satellite TV dishes into research-grade radio telescopes of modest sensitivity ...
Stargazing - Amateur Astronomy Objectives
... An early pioneer of radio astronomy was Grote Reber, an amateur astronomer who constructed the first purpose built radio telescope in the late 1930s to follow up on the discovery of radio ... amateur astronomy includes the use of infrared filters on conventional telescopes, and also the use of radio telescopes ... Some amateur astronomers use home-made radio telescopes, while others use radio telescopes that were originally built for astronomy research but have since been made available ...

Famous quotes containing the word radio:

    There was a girl who was running the traffic desk, and there was a woman who was on the overnight for radio as a producer, and my desk assistant was a woman. So when the world came to an end, we took over.
    Marya McLaughlin, U.S. television newswoman. As quoted in Women in Television News, ch. 3, by Judith S. Gelfman (1976)