sdrplay rspduo dual tuner 14 bit sdr receiver 1 khz to 2 ghz variant 46906966573388 has digital downloads He designed all five generations He designed all five generations of Rabbit microprocessors high processing power 7 V Bias T for powering external remote antenna amplifier ✓ ✓ Powers over the USB cable with a simple type B socket ✓ ✓ 50Ω SMA antenna input(s) for 1 kHz to 2 GHz operation (software selectable) 2 2 Additional software selectable Hi Z input for up to 30 Mhz operation ✓ Additional software selectable 50Ω BNC input for up to 200 MHz operation ✓ Additional LF VLF filter for below 500 kHz ✓ 24 MHz reference clock input (+ output on RSPduo) ✓ ✓ Dual tuners enabling reception on 2 totally independent 2 MHz ranges ✓ Dual tuners enabling diversity reception using SDRuno ✓ Rugged black painted steel case ✓ ✓ Overall performance below 2 MHz for MW and LF ++ + Multiple simultaneous applications + ++ Performance in challenging fading conditions (*using diversity tuning) + *++ Frequency error trimmable to 0