Raspberry Pi 4 - 3.5mm AV Composite output settings for CRT monitors for Recalbox OS 8.x.x

sdtv_mode=

0 Normal NTSC

1 Japanese version of NTSC — no pedestal

2 Normal PAL

3 Brazilian version of PAL — 525/60 rather than 625/50, different subcarrier

16 Progressive scan NTSC

18 Progressive scan PAL

0x20 NTSC50

0x22 PAL60

0x30 Progressive NTSC50

0x32 Progressive PAL60

sdtv_aspect=

1 4:3

2 14:9

3 16:9

cmdline.txt

NTSC: video=Composite-1:720x480@60ie

PAL: video=Composite-1:720x576@50ie

*(i=interlaced e=force)