pdev mixers 1st look at spectrum


    A new mixer chassis for the pdev spectrometer was installed on 18sep07. Data was taken with the red noise generator and plotted.
The setup was:
The plots show the sampled noise spectra (.ps) (.pdf):
The large birdies are the lo's 175 and 325 leaking through the mixer. In both cases the sampling is 170 Mhz.

processing: x101/070818/testpdev1.pro

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