A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Nine recent American standards
Standards cover: dimensions for theatre projection screens; buzztrack test film for 16-mm sound reproducers; theater sound test film for 35-mm sound systems; sound focusing test film for 35-mm reproducers; scanning-beam uniformity test film for 35-mm reproducers -- service and laboratory types; 1000-cycle balancing test film for 35-mm reproducers; sound records and scanning area of double width push-pull sound prints -- normal and offset centerline types.
Nine recent American standards
Standards cover: dimensions for theatre projection screens; buzztrack test film for 16-mm sound reproducers; theater sound test film for 35-mm sound systems; sound focusing test film for 35-mm reproducers; scanning-beam uniformity test film for 35-mm reproducers -- service and laboratory types; 1000-cycle balancing test film for 35-mm reproducers; sound records and scanning area of double width push-pull sound prints -- normal and offset centerline types.
Nine recent American standards
Soc Motion Picture Engrs -- J
1948
15 pages
Article (Journal)
English
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