There you go, a small radar. https://techcrunch.com/2017/05/12/echodynes-pocket-sized-radar-may-be-the-next-must-have-tech-for-drones-and-drone-hunters/ https:/

There you go, a small radar. https://techcrunch.com/2017/05/12/echodynes-pocket-sized-radar-may-be-the-next-must-have-tech-for-drones-and-drone-hunters/ https://techcrunch.com/2017/05/12/echodynes-pocket-sized-rad... the price is inflated I’m sure. There is also a small radar inside the hellfire missile, but I don’t know the weight. I doubt it’s too heavy. And hellfire are $100k a pop, which is why I think radars shouldn’t be too expensive.