Publication Type:
BookSource:
General Radio Company, Cambridge, MA (1957)Keywords:
bibliographicAbstract:
General Radio Company Operating and Maintenance Instructions for Type 1530-A Microflash. Illustrated with photgraphs of unit in action and exploded views, with schematics. Explanation of variety of ways to trigger flash- with tripwire, microphone, crystal phonograph pickup, photoelectric cell
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