The Airspy HF+ is compared with a Perseus SDR on 14 MHz. The sensitivity of the HF+ is about 15 dB better while the dynamic range at 60 kHz separation is about 23 dB worse. In approximate numbers: NF 7dB vs 22 dB. Dynamic range 127 dBc/Hz vs 150 dBc/Hz.
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hfplus vs perseus
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