File:Atari-2600-Four-Switch-Motherboard-Flat.jpg - Wikimedia Commons
Tynemouth Software: Atari 2600 Junior with discrete modulator AV Out Mod
Atari 2600 Teardown - iFixit
File:Atari-2600-Four-Switch-Motherboard-Flat-1981.jpg - Wikimedia Commons
AtariAge - Atari 2600 Schematics - PAL
File:Atari-2600-Six-Switch-Motherboard-Flat.jpg - Wikipedia
2600RGB Installation Guide - Atari 2600 Jr
Tynemouth Software: Atari 2600 Jr Composite Video Modification
Atari 2600 Jr "Unicorn" : r/Atari2600
Inside The Atari 2600 | Hackaday
Atari 2600 Teardown - iFixit
High quality, high resolution photos of sixer motherboards? - Atari 2600 - AtariAge Forums
Atari 2600 Teardown - iFixit
Atari 2600 Hardware | Retro Consoles Wiki | Fandom
Buy Repairs Atari 2600 Jr. Repairs: Motherboard Repair Service | eStarland.com
Four switch Atari 2600 RGB mod installation guide (2600RGB) - William Quade
Atari 2600 Motherboard | Atari 2600 classic Woody | Flickr
File:Atari-2600-Jr-Motherboard-02.jpg - Wikimedia Commons
Atari 2600 Motherboard Schematic | A schematic diagram of th… | Flickr
Atari 2600 Clone Motherboard Y2600B-4096 Video Game Console | eBay
Atari mod #4 – composite video out | mikepie
