Play Atari 2600/VCS Trak-Ball enabled games with your 5200 Trak-Ball controller.   One-Trak adds functionality Switching between platforms is as simple as unplugging or plugging in a cable, outside of the controller. Plug into the configuration cable to play 2600 games, unplug the configuration cable and connect the original cable to the 5200.   One-Trak is easy to install One-Trak requires no cutting, no soldering, no wiring, no drilling: your CX53 remains as Atari produced it. The inst