Rohde & Schwarz R&S SMW200A - Page 420

Simulating Fading, Adding Noise and Predistortions, and Impairing the Signal
R&S
®
SMW200A
420User Manual 1175.6632.02 ─ 30
R&S NRP-Zxx
Power Sensor
RF Signal
AWGN
Signal
f
Noise BW
8
9
10
1 2
456
3
7
Figure 6-3: AWGN: Understanding the displayed information
1 = Bit Rate derived from the selected "Symbol Rate = 3.840 Msym/s"
2 = Selected Carrier/Noise Ratio
3 = Noise Power calculated from the "Carrier Power" and the "Carrier/Noise Ratio" = -30 dBm - 10 dB
= -40 dBm
Adding Noise to the Signal