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SIGLENT
User Manual 59
2. Restart: clear the measurement and then restart it.
2.4.2.8 CNR
Figure 2-21 CNR
Measurement Results: C/N, Carrier Power, Noise Power.
● C/N: the ratio of Carrier Power to Noise Power.
● Carrier Power: the total power of the carrier bandwidth.
● Noise Power: the total power of the selected noise bandwidth.
Measurement Parameter: Carrier BW, Noise BW, Freq Offset.
1. Carrier BW
Set the bandwidth of the carrier to be measured.
Table 2-41 Carrier BW
Parameter
Explanation
Default
3 MHz
Range
100 Hz ~ (2*span - 2*|Freq Offset| - Noise BW)
Unit
GHz, MHz, kHz, Hz
Knob Step
Carrier BW /10, the minimum is 1 Hz
Direction Key Step
In 1-1.5-2-3-5-7.5 Sequence
2. Noise BW
Set the bandwidth of the noise to be measured.
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