RIGOL
User’s Guide for DM3058
Math Functions
The DM3058 provides five math functions: Null, statistic, dB, dBm and P/F testing.
Only one of these math functions can be enabled at a time, and remains in effect
until change.
Press key, the display shows:
Measure Current
Figure 2-60 Math function
Table 2-15 Math Function Menu Description
Reading statistic functions, including: Max, Min,
Average, and number of measurement.
The P/F test function performs pass/fail testing
with upper and lower P/Fs that you specify.
The dBm function is logarithmic, and is based
on a calculation of power delivered to reference
impedance.
The dB measurement is the difference between
the input signal and a stored relative value.
Turn on /Turn off the REL function.
Save all changes, back to a higher level menu.
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