Deluxe test patterns: Difference between revisions

Line 624:
==Other duplicators that used these test patterns==
* [[Central Video]] (White screen, 1000 Hz tone)
* [[Scenewise Inc.|Custom Duplication, Inc.]] (Black screen, 1133 Hz tone) (some RCA/Columbia Pictures Home Video tapes duplicated by the company)
* [[Diamond Entertainment Corporation]] (White screen, 1000 Hz tone)
* [[GTK Duplicating Co.]] (Black screen, 1000 Hz tone)
* [[Osborn Video Productions]] (White screen, 1000 Hz tone)