Things You'll Need
Instructions
Plug one end of the RCA cable in the video output on your 2600 Jr.
Plug the other end of the RCA cable into the female end of your RCA-to-Coaxial adapter.
Connect the coaxial end of the adapter to the coaxial input on your TV. Screw the cable down tightly.
Connect the power adapter to the the power input on your 2600 Jr. Plug the other end into a working outlet.
Connect the joystick to your 2600 Jr. and slide a game cartridge into the slot on the top of the console.
Make a note of what channel your 2600 Jr. is set to. It's typically channel 3. Turn your TV on and switch to your coaxial input. Change the channel to channel 3, or whatever channel to which your console. Behold the glory of your 2600 Jr. on a modern TV.