S-Video/CVSB to 480i 576i YCbC RGB RGsB Sync On Green Converter | eBay
Mcbazel ODV-II Composite CVBS/S-Video/YPbPr to YPbPr Component Converter with Component AV Cable for PS1/PS2/N64/GC/SFC/Retro Gaming Console: Amazon.co.uk: PC & Video Games
HamGeek Rgbs to Ypbpr Transcoder Game Video Transcoder for Console Arcade Boards | eBay
The one of a kind S-Video to RGB converter from Japan : r/crtgaming
RGB SVideo - CPCWiki
RGB VGA to NTSC S-video and composite transcoder/encoder | eBay
Live Testing RGB to S-Video & Composite Converters - YouTube