Analog TV Receiver - posssss/portapack-mayhem GitHub Wiki
This analog TV receiver supports PAL only. This signal used to be widely adopted for television broadcasts.
Due to hardware limitations, this app can only show black and white images.
References:
https://www.youtube.com/watch?v=VxBReLPbfZc
https://blog.csdn.net/shukebeta008/article/details/104741355