BS 2829:1957

Original price was: $264.16.Current price is: $132.00.

Specification for 35-mm magnetic sound recording azimuth alignment test films

BSI Group , 04/10/1957

Category:
For alignment of individual magnetic heads recording within 0.45 in on either side of centre line of film. Cutting and perforating dimensions, coating leaders, identification, sound-tracks. Storage of cellulose acetate film.