Accession Number:

ADD005101

Title:

Phase Controlled Shuttering System.

Descriptive Note:

Patent Application,

Corporate Author:

DEPARTMENT OF THE NAVY WASHINGTON D C

Report Date:

1978-05-05

Pagination or Media Count:

25.0

Abstract:

This document describes a shuttering servo system which is phase synchronized to the vertical retrace time of a television camera. Circuitry is provided to lock the leading edge of the signal from a photo detector on a disc shutter motor shaft to the leading edge of the cameras vertical drive output. A form of tachometer feedback is used to stabilize the circuit. Author

Subject Categories:

  • Photography
  • Radio Communications

Distribution Statement:

APPROVED FOR PUBLIC RELEASE