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Elements of acoustical engineering (1940) Elements of acoustical engineering elementsofacoust00olso Year: 1940 156 HORN LOUD SPEAKERS where Tmh = radiation resistance at the throat of the horn, and Tma = radiationresistanceof the back of the diaphragm from Sec. Both in the same units. The characteristics depicting the loss due to radiation from the back of the diaphragm for diameters of 2, 4, 8, and 16 inches and various ratios of THROAT DIAPHRAGM DIA?21N. AREA= AREA ISO IN THROAT DIAPHRAGM D1A^4IN. AREA= AREA 1000 FREQUENCY THROAT DIAPHRAGM DIAralN. AREA
Elements of acoustical engineering (1940) Elements of acoustical engineering elementsofacoust00olso Year: 1940 156 HORN LOUD SPEAKERS where Tmh = radiation resistance at the throat of the horn, and Tma = radiationresistanceof the back of the diaphragm from Sec. Both in the same units. The characteristics depicting the loss due to radiation from the back of the diaphragm for diameters of 2, 4, 8, and 16 inches and various ratios of THROAT DIAPHRAGM DIA?21N. AREA= AREA ISO IN THROAT DIAPHRAGM D1A^4IN. AREA= AREA 1000 FREQUENCY THROAT DIAPHRAGM DIAralN. AREA = AREA â SQ IN 100. t- ^ ^ >v^ ^ ^ O 20 a. \ V s s ^s . Seo <n t,uu 1000 FREQUENCY THROAT DIAPHRAGM DIAFI6 IN. AREA=20I AREA ISQ IN
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