9 pin to USB Dual Atari Joystick, Paddle, and Driving Adapter by iCode, DB9 ports, Pro 2
Pocket Joytester for DB9 Joysticks | időrégész.hu
Colecovision Atari Sega Y Cable Splitter Joystick Controller | Etsy
Bulkhead / Shroud Mount Female Solder DB9 D-Sub Connector - Joystick Port Atari Sega etc.
Another DB9 Joystick for the collection. : r/retrogaming
USB Gamepad with Amiga Atari Amstrad Commodore db9 pin Joystick connector for PC | #1778090787
Amiga Joystick / Amiga Mouse Extension Cable DB9, Amiga Kit Amiga Store - the world's largest Amiga Store - we ship worldwide
Converting the “Competition Pro Extra USB” to C64/Amiga/Atari DB9 – pagetable.com
DB9 joystick to USB adapter acting weird on C64 : r/c64
Pocket Joytester for DB9 Joysticks | időrégész.hu
Retronicdesign - Our Universal DB9 joystick to USB adapter... | Facebook
What's the best DB9 (Atari 2600, 7800, ColecoVision, Sega Master System, Genesis, Odyssey2, C64, etc.) original controller to USB adapter in 2021? : r/RetroPie
9 pin to USB Dual Atari Joystick, Paddle, and Driving Adapter by iCode, DB9 ports, Pro 2