For Atari 7800 ,Amiga CD 32 ,Amstrad RF TV Cable Aerial Lead | eBay
Atari 2600, 7800 ,Amiga CD 32 ,Amstrad RF TV Cable Aerial Lead NEW Console | eBay
Cable Alimentation Atari 7800 - Achat neuf ou d'occasion pas cher | Rakuten
Câble de télévision RF Amstrad, câble aérien, Atari 2600, 7800 ,Amiga CD 32 - AliExpress
7800 pickup. This one came included with a SCART cable. As far as I understand it, this French variant outputs an RGB signal, but it's more like a Composite to RGB conversion. :
12FT Video Cable RCA RF TV Connector Atari 2600 7800 Colecovision Intellivision | eBay
Câble de télévision RF Amstrad, câble aérien, Atari 2600, 7800 ,Amiga CD 32 - AliExpress