The LNBs on ebay are pretty cheap but the intermediate frequency some of them use use is a bit too high. And as you say. You'd just be finding some slice of the

The LNBs on ebay are pretty cheap but the intermediate frequency some of them use use is a bit too high. And as you say. You'd just be finding some slice of the signal without any hope of demodulation. I still think a microphone or rtl are a great way to play with gnuradio companion. Lime sdr is probably the next step up in price.