Twin-Drum Film-Drive Filter System for Magnetic Recorder-Reproducer

Carl E. Hittle

Use of two drums in tight-loop type of film-drive filter system solves the problem of film support in magnetic recorder-reproducer utilizing two separate magnetic head assemblies. Performance of filter system is analyzed.

Print ISSN
Published
1952-04
Content type
Original Research
DOI
10.5594/J01200