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ARMY PLANS NEW MDIO FOR AVIATION
Following demonstrations at Bolling Field, the Army is pi aiming service trials of a new radio receiving set which makes possible aircraft navigation Toy determining the direction of com¬ mercial broadcasting stations during its spring maneuvers along the Atlantic seaboard.
The device was developed by C. 0. Kruesig, Western Air Express radio engineer, under the supervision of Herbert Hoover, Jr, Air Corps officers were enthusiastic over its possibilities after the exhibition.
When perfected, the set v/ill be light and compact, it was said, and should be adapta.ble to commercial and naval aviation also, A visual indicator shows when the plane is directly on the course from which a broadcast is emanating. The stations can be identified either by call letters or by noting the frequency.
The instrument is expected to be particularly useful in bad weather and for blind flying,
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R.C.A, ANTENNA SYSTEM
A technical pamphlet on ’’The R. C.A. Antenna System for Multiple Receivers” has been forv/arded to this department by the Radio Corporation of America,,
Calling attention to an article on the Natural Sound Amplify¬ ing S3rstem, Inc,, in a recent Business Letter, F. P, Guthrie,
District Manager of R. C.A,, saidj
”At the risk of being impertinent, I would like to call your ^ attention to another system which I have no hesitation in stating, * delivers the goods, ’
Enclosed you will find full description of the RCA Multiple Antenna S^/stem as installed by the RCA Victor Company, Inc, , in a large number of apartment houses throughout the country,”
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