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My guess, looking at WSPR reports, is that, on average (median), WSPR beacons are transmitted at power levels maybe in the range of 10 to 30 dB lower than the median of FT8 transmissions. e.g. 20 dBm Raspberry Pi hat vs. 37 dBm QRP SDR, or 30 dBm WSPR appliance vs 50+ dBm desktop transceiver and/or QRO amp, as bracketing examples. So the reported 10 dBm ...

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