User manual

User’s Guide for DSA800 Series
Chapter 2 Front Panel Operation RIGOL
2-69
Table 2-45 Noise Bandwidth for C/N Ratio Measurement
Parameter
Description
Default
2 MHz
Range
33 Hz to 500 MHz
Unit
GHz, MHz, kHz, Hz
Knob Step
Noise BW/100, the minimum is 1 Hz
Direction Key Step
in 1-1.5-2-3-5-7.5 sequence
5. Carrier BW
Set the bandwidth of the carrier to be measured.
 The carrier bandwidth is related to the noise bandwidth and the range
available is from noise bandwidth/20 to noise bandwidth× 20.
 You can use the numeric keys, knob and direction keys to modify this
parameter.
Table 2-46 Carrier Bandwidth for C/N Ratio Measurement
Parameter
Description
Default
2 MHz
Range
33 Hz to 500 MHz
Unit
GHz, MHz, kHz, Hz
Knob Step
Carrier Noise/100, the minimum is 1 Hz
Direction Key Step
in 1-1.5-2-3-5-7.5 sequence