RTL-SDR is a cheap software defined radio that uses a DVB-T TV tuner dongle based on the RTL2832U chipset and R820T2 tuner.
GetUSCart- LEDMOMO USB Dongle ESD Protection RTL-SDR ADS-B 1PPM
Radio Receiver 100KHz-1.7GHz Full Band UV HF RTL-SDR USB Tuner
RTL2832u RTL SDR Receiver R820t2 USB RTL-SDR Dongle with 0.5ppm
GNSS-SDR operation with a Realtek RTL2832U USB dongle DVB-T
Sdr Receiver V3 Pro Rtl2832 Rtl2832u R820t2 Sdr Rtl For 100khz-1.7
Rtl-sdr Radio Receiver Tcxo Rtl Sdr R820t2 Rtl2832u 1ppm Tcxo Sma
Includes 1x RTL-SDR Blog brand R860 RTL2832U 1PPM TCXO HF Bias Tee SMA Dongle (V3) (Dongle Only) Several improvements over other brands including use
V3 R860 RTL2832U 1PPM TCXO SMA Software Defined Radio (Dongle Only) (Black)
Ham Radio Receiver 100KHz-1.7GHz full Band UV HF RTL-SDR USB Tuner
How to calibrate your SDR aka what's my frequency
RTL SDR USB Receiver, RTL2832U R820T21 UHF UV HF SMA Connector
RTL-SDR Blog R820T2 RTL2832U 1PPM TCXO SMA Software Defined Radio
Software Defined Radio Rtl Sdr V3 Usb Dongle at Rs 9000/piece
19 RTL-SDR Dongles Reviewed
Wedinard TCXO Full Band Receiver High Electrical Component
Buy DYTesa USB2.0 FM DAB DVB-T RTL2832U R820T2 RTL-SDR