Cinematography. 35 mm film. Sound. Specification for positions and width dimensions of recording and reproducing head gaps for four magnetic sound records on 35 mm motion-picture film containing no picture.
NORM herausgegeben am 30.9.1978
Designation standards: BS 5550-3.4.4:1978
Note: UNGÜLTIG
Publication date standards: 30.9.1978
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS