1. B

    RTLSDR calibration - which reading to believe?

    I have been trying to receive ADS-B traffic using a "cantenna" and an RTLSDR. I am currently getting around 60 miles coverage from the upstairs window. My setup is just the cantenna, RTLSDR and a Raspberry Pi. No pre-amp or special co-ax at this time, just a short length (about 70cm) of RG58U +...