RTL-SDR Blog V4 dongle
TL-SDR has just launched the RTL-SDR Blog V4 dongle for software-defined radio (SDR) enthusiasts based on the Rafael R828D tuner chip with three switchable inputs instead of the R860 chip used in RTL-DSR Blog V3 dongle. The new model still features the Realtek RTL2832U demodulator found in all previous versions of the SDR USB dongles but adds…