Cinematography. 35 mm film. Sound. Specification for positions and width dimensions of recording and reproducing head gaps for three magnetic sound records on 35 mm motion-picture film containing no picture.
STANDARD published on 30.9.1978
Designation standards: BS 5550-3.4.3:1978
Note: WITHDRAWN
Publication date standards: 30.9.1978
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS