Radar imaging a cylinder through a 4" solid concrete wall

Posted some more results from the near real-time phased array array built in my garage a few years back, shown here:

http://www.mit.edu/~gr20603/Dr.%20Gregory%20L.%20Charvat%20Projects/S-Band%20MIMO%20Phased%20Array%20Radar.html

This video is a cylinder through a concrete wall as seen on the radar screen.