A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Recent sound-transmission measurements at National Bureau of Standards
Equipment and method used in making measurements; measurements made at nine frequency bands covering range from 128 to 4096 cycles per sec; measurements of floor and wall panels; in case of floor panels transmission of impact noises was studied; specifications for construction of various panels. (RP800)
Recent sound-transmission measurements at National Bureau of Standards
Equipment and method used in making measurements; measurements made at nine frequency bands covering range from 128 to 4096 cycles per sec; measurements of floor and wall panels; in case of floor panels transmission of impact noises was studied; specifications for construction of various panels. (RP800)
Recent sound-transmission measurements at National Bureau of Standards
U S Bur Standards -- J Research
Chrisler, V.L. (author) / Snyder, W.F. (author)
1935
16 pages
1 Supp plate
Article (Journal)
English
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Electrical measurements at the National Bureau of Standards
| Engineering Index Backfile | 1903
Engineering Index Backfile | 1925
National Bureau of Standards Brochure
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The National bureau of standards
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The national bureau of standards
| Engineering Index Backfile | 1905