Washington Conference on Radio Astronomy, 1954: Jointly Sponsored by the National Science Foundation, the California Institute of Technology and the Carnegie Institution of Washington1954 - Radio astronomy - 53 pages |
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Page 167
... reflector in the center is for 3,200 Mc . Since this is an altitude - azimuth mount , an analog computer is used to keep these antennas directed toward the sun throughout the day . This is driven by a clock - motor on the polar axis ...
... reflector in the center is for 3,200 Mc . Since this is an altitude - azimuth mount , an analog computer is used to keep these antennas directed toward the sun throughout the day . This is driven by a clock - motor on the polar axis ...
Page 183
... reflector has been installed at the Naval Research Laboratory . The reflector is 50 feet in diameter and is made of solid aluminum , with a surface machined to such a tolerance that it may be used at wavelengths of 8 mm and longer . The ...
... reflector has been installed at the Naval Research Laboratory . The reflector is 50 feet in diameter and is made of solid aluminum , with a surface machined to such a tolerance that it may be used at wavelengths of 8 mm and longer . The ...
Page 184
... reflector itself , weighing 30,000 pounds , is made of 30 pieces of aluminum , separately cast and edge machined . The reflector was machined at the plant of the Collins Radio Company , and brought to the Laboratory and reassembled on ...
... reflector itself , weighing 30,000 pounds , is made of 30 pieces of aluminum , separately cast and edge machined . The reflector was machined at the plant of the Collins Radio Company , and brought to the Laboratory and reassembled on ...
Common terms and phrases
absorption abstract was submitted active regions aerial amplitude angular diameters antenna anti-center Astroph B. Y. MILLS beam beam-width brightness temperature bursts Carnegie Institution Cassiopeia cent chromosphere clouds corona Covington Cygnus Department of Terrestrial discrete sources eclipse curve effects energy equipment F. G. SMITH Figure flares galactic center galactic latitude galaxy Hagen Harvard Harvard College Observatory Heeschen Institute of Technology Institution of Washington intensity interferometer interstellar ionospheric irregularities Khartoum km/sec limb brightening magnetic field Mc/sec measurements meter motions mount Naval Research Laboratory neutral hydrogen noise Observatory observed obtained optical Orion Nebula paraboloid peak brightness temperature plane polarization profiles quiet sun radial brightness distribution radial velocity radiation radio astronomy radio emission radio frequencies radio sources radio telescope radio waves record reflection coefficient reflector relativistic electrons rotation scintillation shown signal spectrum sun's atmosphere sunspot survey Terrestrial Magnetism tion U.S. Naval Research waveguide wavelength