Hi all,

why when I use:
uhd::tune_request_t tr(tuningFreq);
USRP_DEVICE->set_rx_freq(tr);

I get a spectrum that is "mirrored" around the tuninFreq ?
See: http://picpaste.com/sp-zJquS0qK.png
with tuningFreq = 149.8 MHz, input signal at F = 150 MHz (from signal
generator)

If I use a LO offset different from zero the mirror effect disappear.

Why ?

Thanks,
Luca
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