I recently saw a post on Hackaday about a course in MIT where the students get to build an FMCW radar from mainly off-the-shelf components. I got pretty excited about it and immediately thought that I wanted to build a better one from scratch. The design presented in this post is just the preliminary design, a lot of things might change as I go along. Theory I won’t go to too much detail […]

I recently ordered an EzTV666 USB DVB-T stick from eBay. People have found out you can use these sticks as Software Defined Radios (SDR) which can receive radio signals in a very wide range of frequencies. The particular model I got has RTL2832 chip with an Elonics E4000 tuner chip. You can tune it from 64MHz to 1700MHz (with a small gap around 1150MHz). I needed to build an antenna for it and a […]