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Show Page Sunday, March 5, K?2 HERALD, Provo, Utah e--THE Dr. Harvey Fletcher evident in the pipe organ and other musical Lstrumenis is the element that gives those in- is busy every day in a sound chamber deep under the Eyring Th man who probably knows mere about sound than any man alive is still working hard on acoustical phenomena at age 87 at Brigham Young University. Dr. Harvey Fletcher, known throughout the world as the "father of stereophonic sound," Science Physical Center, it Jm I w I p i Dr. Fletcher has applied his findings to work on simulation of the sounds of otiter musical instruments too, such as the and violin, viola, cello, bass-vio- l, the piano. Any instrument with harmonic overtones can be analyzed on one of Dr. Fletcher's machines. He works in an anechoic chamber, where all sound is swallowed up in an echoless room. The chamber is a three-stor- y lab of glass wool and wires walls that with wedge-shape- d absorb all sound. "When you're in here," said the genial, scientist, ss gray-haire- I "its like being susoended bv a cord a mile in the air. There are no echoes. No way for sound to bounce back to you. "Some people cant take the quiet. They get claustrophonia in the echoless chamber." But the celebrated scientist himself is not adverse to all noise. He has not missed a BYU basketball oc football game in diminished by reason of their technical perfection. struments "warmth." Electronic sounds, on the other hand, have harmonic intervals that are too precise, and the warmth of their sound is analyzing the composition of musical sounds. In his research Dr. Fletcher has found that the warbling sound of an ensemble that is ..M Continues Acoustical Work at Age 87 years. "I love the roar of the crowd," he declared. Dr. Fletcher has enabled the deaf to hear and the speechless to speak. He developed the audiometer the device now used throughout the world to test hearing of school children. Millions benefit from his con d tributions to the improvement of He was director of the Bell the telephone, television, motion pictures, and radio. Born in Provo, Sept 11, 1884, he was one of six graduates of BYU's class of 1907 and received the PhD., summa cum laude, from University of Chicago in Telephone Laboratories and later professor of electrical at Columbia engineering University until he came to BYU in 1949. At Bell he developed the first stereophonic sound system. was demonstration The 1911. conducted in the Hall of Music in While at Chicago he worked with Dr. Robert Millikan on an experiment to pass an electrical charge through a field of atomized oil. It isolated the electron and Dr. Millikan wss awarded the Nobel Prize for his work. "That opened up the vast field of electronics, and as a youth I was in on the birth of the electronic age," Dr. Fletcher said. Philadelphia where Leopold Stokowski played several symphonic selections. The music was transmitted over telephone lines to Constitution Hall in Washington, D.C., where it was reproduced before a large audience. "The term stereophonic sound came later. We called it auditory perspective dimension," he explained. V 4 .Iff UJtJ. & ! t;t i I I Sears 'A Electric Dryer $98 'W-iv.,:.,.'- "Hi'ut" settings dry all your clothing quickly. Spcdal "Air Only" setting especially for (li ving lint screen. plastics, rainwear. Built-in 4-Cy- "father of DR. HARVEY FLETCHER, stereophonic sound," operates his sound synthesizer which he used to analyze the composition of any musical or other sound on 30-Minu- earth, fcfHWfe h www ' iKH. (ill 27HI mi . I cycle plus permanent press, delicate and normal cycles Water temperature manually controlled at faucet Pre-sou- T Ml s. i:st -- Mill hi ki:. imiio with Soft Heat 2211 OmtIiiikI Km X J A I'OC.VTKU.O. II). 20." S. Main St. i. Kioi ,3fii3& Si. iiomi:. id .2ml Kasl :W3 KKUlK(i. 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BYU Technology Department Receives National Recognition The Technology Department the Brigham Young University College of Industrial and Technical Education has received national and international recognition concerning its baccalaureate in engineering degree of technology. Awards for achievement in the area were presented by national organizations this week to Dr. Ross J. McArthur, chairman of the Department of Technology, and Prof. Dell K. Allen, supervisor of the Manufacturing Technology Program. Ernest C. Jeppsen, dean of the College, handed the two honorees their pbques at an assembly at BYU this week. Dr. McArthur received the Engineers' Merit Award of the San Fernando Valley Engineers' Council "for outstanding professional qualities and D 0 D meritorious achievement within well received and are starting at the field of manufacturing high salaries. About d of engineering technology." last year's graduates already The plaque given to Prof. are in management positions or management Allen was the Education in training Achievement Award by Region programs. VE of the Society of ManufacMirror Folds turing Engineer, representing the eleven western states. It NEW YORK (UPI)-T- he New states in part: "In recognition of York Daily Mirror, blaming a substantial contribution to the "printing and distribution probSociety, industry, and education lems," went out of existence by acting as a catalyst for the Tuesday night. The newspaper was launched integration of advanced technologies into the educational Jan. 4, 1971 with many of the. environment." columnists of the old Daily The programs in manufacMirror. 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