ECL
Sun and Apollo Monochrome

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Pin 1 - ECL Video
Pin 2 - ECL Video Return
Pin 3 - Horizontal Sync
Pin 4 - Vertical Sync
Pin 5 - 5 Volts
Pin 6 - ECL Video
Pin 7 - ECL Video Return
Pin 8 - Sync Return
Pin 9 - 5V Return

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