Non-Linear Checker for Beam Deflection in CRTS
Original Publication Date: 1987-Dec-01
Included in the Prior Art Database: 2005-Feb-02
A technique is described whereby as is Moire interference pattern is produced by a cathode ray tube (CRT) electron beam so as to provide a visual indication of non-linearities. The Moire's pattern reveals minute and hidden periodicities, which provide a check of the deflection of the beam.