Rigol DM3063 User Manual page 67

RIGOL
3. dB Measurement
The dB function applies to AC voltage and DC voltage measurements only.
Each dB measurement is different between the input signal and a stored relative
value, with both values converted to dBm.
Press dB , enter the menu shown below:
Table 2-13 dB Measurement Function Menu Function Explanation
Function Menu
Default
dB =10xLog [ (Reading
10
The relative value can take any value between 0 dBm and ±200.0 dBm.
The default relative value is 10 dBm. You can either let the instrument automatically
measure this value, or you can enter a specified value.
© Copyright RIGOL Technologies, Inc. 2007.
Figure 2-16
Explanation
Use the default value.
Save all changes, back to a higher level menu.
2
/ R ) / 0.001W ] – (dB setting value)
REF
User Manual for DM3000 Series
2-17