On 25/04/2012, Mew, Peter wrote: > Hi > 35mm in this context looks the same as film, with sprockets etc, but > is coated with oxide rather than photographic emulsion. It is also > known as "Mag Film" and is a universal standard. A 35mm magnetic film > recorder looks nothing like an audio Tape Machine, but serves the same > function. It looks more like a Film projector Up until the 90s most > film scores were recorded on mag film, the sprockets keeping the audio > in sync with the projected film. There would be 1 reel of Mag film to > 1 reel of Film. This allowed the film editor to edit the sound and > picture at the same time. The audio might eventually end up as optical > track on the film reels I think it would be a devil of a job to edit > classical music using a sprocketed medium HTH > -pm > There is 16mm magnetic film too, for smaller productions. Players are able to run several reels of mag. film in sync, for dialogue, Foley, music, etc. Regards -- Don Cox [log in to unmask]