Journal of the Society of Motion Picture Engineers (1930-1949)

Record Details:

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502 0. K. KOLB November the recording point thus allowing previously recorded films to be reused. Figure 6 is a view of a photographic sound camera which has been adapted for recording sound on magnetic film. A feature of particular interest in this camera is the manner in which the recording and playback heads have been mounted. Long experience in recording and reproducing sound films has shown that it is most advantageous to record on and reproduce from the film when the latter passes round a drum connected to a shaft I Fig. 5. General assembly of magnetic sound film recording and reproducing equipment and amplifier stack.