Free Online Course: Software-Defined Radio 101 with RTL-SDR from Miríadax | Class Central
What is SDR and what can you do with SDR? - Latest Open Tech From Seeed
Amazon.com: RTL-SDR Blog V3 R860 RTL2832U 1PPM TCXO SMA Software Defined Radio (Dongle Only) (Black) : Electronics
The Fundamentals of Software-Defined Radio | DigiKey
Gqrx SDR – Open source software defined radio by Alexandru Csete OZ9AEC
AliExpress
Software Defined Radio
WebSDR Digimode Reception
Wide-band WebSDR in Enschede, the Netherlands
OpenWebRX: A Multi-User RTL-SDR Receiver with Web Interface
4050 HF SDR - PlanetComm
LimeSDR - Lime Microsystems
WEB SDR - ROME - Resource Detail - The DXZone.com
The SDR.hu web SDR portal is no more, but we have several excellent alternatives | The SWLing Post
Why You Should Care About Software Defined Radio | Hackaday
Introduction to Software Definied Radio | WInnForum SDR 101
A $40 Software-Defined Radio - IEEE Spectrum
WebSDR Digimode Reception
Per Vices – High Performance Software Defined Radio Products
SDR RADIO | 2e0twq
RTL-Software Defined Radio with Dipole Antenna Kit | Elektor
Introducing The Most Advanced SDR – The NI Ettus USRP X410 | Ettus Research, a National Instruments Brand | The leader in Software Defined Radio (SDR)
Software Defined Radio
Malachite DSP SDR Radio, 50KHz-200MHz DSP SDR Receiver SDR Shortwave Radio,3.5 Inch Touching IPS
KiwiSDR: Wide-band SDR + GPS cape for the BeagleBone Black
GOMspace | Software Defined Radio (MK2)
