Interview With: Cosam
RetroRGB29 Syys 2025

Interview With: Cosam

Here's an interview with Steve, better known in the retro community as Cosam. Steve's been reverse-engineering console motherboards such as the Core Grafx and PC Engine Duo and he's also created a true Sega Neptune motherboard as well! This was a fun chat that talked about his work, the importance of the Nomad and potential future projects. Here's links to Steve and his work:

Support Cosam: https://ko-fi.com/cosam
Board Data: https://github.com/Board-Folk/
Social Media: https://bsky.app/profile/cosam-the-great.bsky.social / https://x.com/cosam_the_great

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All equipment used to shoot this video can be found here: ⁠https://www.amazon.com/shop/retrorgb

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