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After the very successful 2600 and the rather less successful 5200, the next step in the arithmetic progression took Atari to the 7800. Let's see if it is three times as good as the 2600.
2600 Composite video output modifications.
Deluxe Composite Video Mod' from The Future Was 8 bit. My thinking behind giving that board removable connectors again comes in useful. The pre-wired cable just needs to be cut to length and soldered to the board.
PAL Atari 7800.