GitHub - xmikos/qspectrumanalyzer: Spectrum analyzer for multiple SDR platforms (PyQtGraph based GUI for soapy_power, hackrf_sweep, rtl_power, rx_power and other backends)
Low cost SDR spectrum analyzer and analog radio receiver using GNU radio, raspberry Pi2 and SDR-RTL dongle
![SciELO - Brasil - SDR-Based Spectrum Analyzer Based in Open-Source GNU Radio SDR-Based Spectrum Analyzer Based in Open-Source GNU Radio SciELO - Brasil - SDR-Based Spectrum Analyzer Based in Open-Source GNU Radio SDR-Based Spectrum Analyzer Based in Open-Source GNU Radio](https://minio.scielo.br/documentstore/2179-1074/TCg4wdgNMmHZVK9TGZKZS8C/2832f8f71ce4c8ffedf6ddaec72a227ebba4cb7b.png)