[tubesrule]

Originally Posted by earlyfilm

Darryl,

I have an article from p338-343 in the March 1953 Proceedings of the I.R.E. where they describe how they generate a CPA NTSC color bar test pattern if that would help. They describe how these signals were used in the late 1951 and 52 tests. The color sync was 3.89 Mc

I could email it to you if you think it would help. The files are a little too big to post here.

James.

Definitely! That sounds like it might contain enough information to fully implement CPA.

Thanks James

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