While primarily being developed for the OsmoSDR hardware, this block as well supports: * FUNcube Dongle through libgnuradio-fcd * FUNcube Dongle Pro+ through gr-fcdproplus * sysmocom OsmoSDR Devices through libosmosdr * RTL2832U based DVB-T dongles through librtlsdr * RTL-TCP spectrum server (see librtlsdr project) * MSi2500 based DVB-T dongles through libmirisdr * gnuradio .cfile input through libgnuradio-blocks * RFSPACE SDR-IQ, SDR-IP, NetSDR (incl. X2 option) * AirSpy Wideband Receiver through libairspy * Great Scott Gadgets HackRF through libhackrf * Nuand LLC bladeRF through libbladeRF library * Ettus USRP Devices through Ettus UHD library * Fairwaves UmTRX through Fairwaves' fork of UHD By using the OsmoSDR block you can take advantage of a common software api in your application(s) independent of the underlying radio hardware.