Rigol DM3064 Guide de l'utilisateur Page 64

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RIGOL
© 2007 RIGOL Technologies, Inc.
User’s Guide for DM3000 Series
2-14
Math Functions Selective
The DM3000 provides five math functions: Null measurements, Total measurements,
dB measurements, dBm measurements, and Limit testing. Only one of these math
functions can be enabled at the same time, and remains in effect until you turn it off
or change it.
Press
key, the display shows:
Figure 2- 12
Table 2- 10 Math Functions Menu Function Description
Function
Menu
Settings Description
Statistic
Reading statistic functions, including: Max, Min,
Average, and number of measurement.
dB
The dB measurement is the difference between
the input signal and a stored relative value.
dBm
The dBm function is logarithmic, and is based on
a calculation of power delivered to reference
impedance.
Limit
The limit test function performs pass/fail testing
with upper and lower limits that you specify.
ON/OFF
ON
OFF
Turn on Math function.
Turn off Math function.
Save all changes, back to a higher level menu.
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