csete/gqrx — pull request #133 by c0bra61 (2013-12-03 17:51:50+00:00)
Title: Signal to noise ratio on the dB meter

The meter shows how much above background noise the current signal is (background noise is an average taken from the whole plot).

![SNR](https://f.cloud.github.com/assets/182589/1666220/81b7683e-5c43-11e3-9cfe-5c5c45b0ca4b.png)