New SDR RTL 2832U R820T2 Radio Receiver HF Reception 100K-1.8G TXCO 0.5 PPM SMA Software Defined Radio Accurate Frequenc

Description This is an RTL SDR software defined radio receiver with RTL2832U ADC chip R820T2 tuner 1PPM TCXO SMA F connector and aluminium case with passive cooling Tunes from 100 kHz to 1 8 GHz with up to 3 2 MHz 2 4 MHz stable of instantaneous bandwidth HF works in direct sampling mode Perfect for use as a computer based radio scanner with free software like SDR HDSDR SDR Radio GQRX or SDR Touch on Android Works on Windows Linux Android and single board computers Features 1 PPM temperature compensated oscillator TCXO Accurate tuning and almost zero temperature drift 2 PPM max initial offset 0 5 1 PPM temperature drift SMA female antenna portGeneric dongles use the less common MCX or PAL antenna ports SMA is more common so more adapters and antennas are available for it It is also more durable and has lower RF insertion losses HF reception in Direct Sampling Mode Listen to 100 kHz 25 MHz with direct sampling Simply connect an HF antenna to the SMA port and choose the Q branch mode There is a built in 25 MHz low pass filter but additional HF filters may be required for optimal performance e g to attenuate strong MW AM Better Cooling system big Aluminium case and passive cooling These units come stock with an aluminium case and passive cooling via two cooling fans And the PCB board is designed especialy for passive cooling design by the cooling holes and big aluminum enclosure This stops reception failing due to heat above