DIYers may find some helpful info here: https://hackaday.com/2015/04/07/build-a-phased-array-radar-in-your-garage-that-sees-through-walls/ https://hackaday.com/

DIYers may find some helpful info here: https://hackaday.com/2015/04/07/build-a-phased-array-radar-in-your-garage-that-sees-through-walls/ https://hackaday.com/2015/04/07/build-a-phased-array-radar-i...