"Mystery" Amiga 1200 Expansion

I'm trying to figure out what the Amiga 1200 expansion board from my previous video actually is and then hopefully get it to work. The Expansion in the Amiga Hardware Database: https://amiga.resource.cx/exp/blizzard1200 User Manual (German): https://retro-commodore.eu/files/downloads/amigamanuals-xiik.net/Hardware/Blizzard%201200-4%20-%20Manual-DE.pdf TIME STAMPS: 0:00 Introduction 0:20 Looking at the PCB 2:31 Investigating online 8:37 Verifying my findings 11:48 Test Run 15:05 Use Cases 18:51 Thank you & Good night ----------------------------------------­------ MUSIC by FOCUS 10 https://focus10music.bandcamp.com EQUIPMENT AND TOOLS I USE: https://kit.co/janbeta * MERCHANDISE: https://janbeta.creator-spring.com MASTODON: https://social.janbeta.net PATREON: https://patreon.com/janbeta KO-FI: https://ko-fi.com/janbeta WEBSITE: https://www.janbeta.net TWITCH: https://www.twitch.tv/thejanbeta YT CHANNEL MEMBERSHIP: https://www.youtube.com/channel/UCftUpOO4h9EgH0eDOZtjzcA/join Than