RTL-SDR
From The RadioReference Wiki
RTL-SDR is an inexpensive (~ $20 USD) software defined radio that uses a DVB-T TV tuner dongle based on the RTL2832U chipset.
RTL-SDR is an inexpensive (~ $20 USD) software defined radio that uses a DVB-T TV tuner dongle based on the RTL2832U chipset.