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REL #25 CMU200 as SA (stand-alone)

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Rudi’s Electronics Lab

Upon request, I now post a video on using the Rohde & Schwarz CMU200 as a Spectrum Analyzer, and compare its functioning against the FPC1500, the current entrylevel spectrum analyzer of the same company. Is the R&S worth turning to, even if it is some 20 years old?

00:00 Welcome
02:04 SA architecture of the CMU
07:02 Overview of functionalities
14:34 Comparing against the R&S FLC1500
17:42 Two preamps: Nooelec LaNA and TekBox TBWA2
19:55 Runthru of CMU SA user interface
28:52 Refresh frequency – 900 MHz band
30:58 Refresh frequency – Full range
34:23 Refresh frequency – Quickly changing small signal
41:02 Input sensitivity – weak signals
34:34 Measuring channel power with FPC
47:39 Conclusion


Intermezzo’s
36:57 Getting input overload while signal seems nowhere near reference level?
38:12 Is the FPC1500 running in swept or FFT mode?

posted by cohitemov