Comparing USB dongles.

This is a sub-page to Comparing USB dongles. Sideband noise on 144 MHz.

Strong signal OFF
Weak signal OFF

RMS signal levels in 1 kHz bandwidth on 143.5 MHz about 550 kHz below the frequency of the strong signal.

E4000 38.26 dB
MSi001 24.34 dB
R820T 41.67 dB
FC0013 40.38 dB