How did old video players, game consoles, etc. know what scanline the CRT was on? Did TVs adjust themselves based on the signal they received?

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How did old video players, game consoles, etc. know what scanline the CRT was on? Did TVs adjust themselves based on the signal they received?

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Anonymous 0 Comments

The video player/game console knew because it was generating the timing signal. The TV interpreted that signal to find the start of frame and the start of each line.

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