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Cathode Ray Tube Horizontal Processor Using Inexpensive 555 Timers

IP.com Disclosure Number: IPCOM000035151D
Original Publication Date: 1989-Jun-01
Included in the Prior Art Database: 2005-Jan-28

Publishing Venue

IBM

Related People

Authors:
Andres, JL [+details]

Abstract

Disclosed is a circuit for preventing drift of alpha-numeric characters on a CRT screen. It keeps a constant phase relationship between the horizontal synchronism of a logic driver and the flyback pulse. The circuit uses well known 555 integrated circuit timers.