Uploaded February 2025 | Updated September 2026, 2 weeks ago

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Equipment for generating genlock signals and test patterns is a crucial part of a television operation, and was especially so in the days of analog television. This video is a demonstration of two multi-function frames made in Canada by Leitch Video in the mid-1990s, and the variety of cards therein.

Table of Contents:
0:00:00 - Introduction
0:06:56 - What they do
0:07:11 - What is genlock
0:14:10 - Why test patterns are important
0:22:07 - Physical overview
0:25:06 - Explanation of cards (SPG-2602N)
0:36:43 - Physical look at cards (SPG-2602N)
0:48:05 - Demonstration of functionality (SPG-2602N)
1:16:43 - Explanation of cards (FR-2602)
1:28:32 - Physical look at cards (FR-2602)
1:37:46 - Demonstration of functionality (FR-2602)
1:45:34 - Conclusion

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