RTLSDR stuff

A few years ago, people found out, that the MPEG decoder in the RTL2832 chip, on which many TV dongles are based, can be bypassed, so that raw I/Q samples can be pumped over the USB.

The fact that most tuner chips (like the R820T) used in these dongles can be tuned over a very wide frequency range, typically from 40MHz up to L band, made RTL2832 based dongles very popular among hams and other radio experimenters, despite their rather miserable dynamic range. For example, see this RTLSDR blog (external link)

So, I decided to give the dongles a try, too. Here are my results:

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