You can receive anything... sending is another issue.
This is discussing passive radar, where you use another emitter, like a FM station or 20 to be transmitters, and your "radar" just sits and listens for the bounces off other objects.
This is discussing passive radar, where you use another emitter, like a FM station or 20 to be transmitters, and your "radar" just sits and listens for the bounces off other objects.
I also think that in the UK it’s illegal to listen to ATC.