Monitoring Signal Characteristics
R&S
®
SMBV100B
425User Manual 1178.4460.02 ─ 03
3. To hide the markers, select "Hide Marker".
To observe the effect of enabled additive noise (AWGN)
1. Select "AWGN > General > Mode > Additive Noise".
2. Select "AWGN > General > Min Noise/System Bandwidth Ratio = 3".
3. Select "Noise Power / Output Results > Carrier/Noise Ratio = 30 dB".
4. Select "AWGN > State > On"
5. Observe the power spectrum display.
The power spectrum shows a noise floor with constant level and the spectrum of
the digitally modulated signal, in this case the WCDMA signal with a bandwidth of
3.84 MHz.
Displaying Baseband Signal Characteristics in Real-Time
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