Grabbed one of these Scart>HDMI converters and it works nicely! Finally able to play old consoles downstairs : r/Gamecube
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GameCube Video Output | RetroRGB
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Hardware: The Retro-Bit Prism HD Review - Another Great GameCube HDMI Adapter - Nintendo Life
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Amazon.com: Retro-Bit Prism HDMI Adapter for GameCube - AV to HDMI Converter/Upscaler for 1080P Support : Everything Else
