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Radio Record, Volume VII, Issue 18, 10 November 1933, Page 35

[STEAD of the usnal arrangement of wires supported by masts, Vienna’s new broadcast station uses a huge metal mast insulated from the ground and connected with, the trans. mitter-the mast itself being the aerial. American stations that have used this system report very highly in its favour and it will be interesting to hear the result of Vienna’s innovation. * % a R. V. K, ZWORYKIN, a very wellknown American research engineer spenking before the Institute of Radio engineers last month- described a new principle which, he claims, will render unnecessary all mechanical parts, scanning discs, motors, sources of light and optical systems previously used for television, The new invention, the Iconoscope, contains an artificial eye consisting of 38,000,000 photo-electric cells in a space of 20 square inches, each cell being visible only under a microscope, This is the transmitting part, and the receiving part is called the kinescope, the chief element of which is a cathode-ray tube. * * LJ NOTTINGHAM has a very live radio interference prevention league, which has as its main object the end of interference from trolley buses, Prospective councillors are being asked to subserlbe to the league's aims,