From time to time radio and television broadcast music that, I think, is suitable for gatherings of lahw and…

Answer

If you are convinced that it is a lahwī type of music which deviates people from the way of Allah, you are not allowed to listen to it. As for preventing other people from listening to it, by way of forbidding that which is the evil, this depends on their view, i.e., if they consider it a ḥarām type of music as well.