SDRPlusPlus/root_dev/soapy_source_config.json

{
    "device": "",
    "devices": {
        "": {
            "gains": {
                "PGA": 0.0
            },
            "sampleRate": 4000000.0
        },
        "AirSpy HF+ [c852435de0224af7]": {
            "gains": {
                "LNA": 6.0,
                "RF": 0.0
            },
            "sampleRate": 768000.0
        },
        "CABLE Output (VB-Audio Virtual Cable)": {
            "sampleRate": 96000.0
        },
        "Default Device": {
            "sampleRate": 32000.0
        },
        "Generic RTL2832U OEM :: 00000001": {
            "gains": {
                "TUNER": 7.244999885559082
            },
            "sampleRate": 250000.0
        },
        "HackRF One #0 901868dc282c8f8b": {
            "gains": {
                "AMP": 0.0,
                "LNA": 24.711999893188477,
                "VGA": 16.02899932861328
            },
            "sampleRate": 8000000.0
        },
        "Microphone (Realtek High Definition Audio)": {
            "sampleRate": 96000.0
        },
        "PulseAudio": {
            "sampleRate": 96000.0
        }
    }
}