Rigol DM3062 Betriebsanweisung PDF herunterladen (Seite 62)

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©Copyright RIGOL Technologies, Inc. 2007.

User’s Guide for DM3000 Series

2-12

Math Functions

Press key, enter the menu shown below:

Figure 2-12

The DM3000 provides five math functions: Null, statistic, dB, dBm and Limit testing.

Only one of these math functions can be enabled at a time and remains in effect until

you turn it off or change it.

In Math function interface, you could choose the math function that you want to use.

Then press On to start the Math function that you have chosen.

Math functions are used by union basic measurement function. However, not all

combinations are effective. If the math function you selected does not support the

measurement function you have just choose, the math function will automatic turn

off.

Table 2-8 Math Function Menu Explanation

Function

Settings Explanation

Statistic

Reading statistic functions, including: Max, Min,

Average, and Reading Count.

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 a reference

resistance.

Limit

The limit test function enables you to perform

pass/fail testing to upper and lower limits that

you specify.

ON/OFF

OFF

Turn on Math function.

Turn off Math function.

Save all changes, back to a higher level menu.

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Rigol DM3062 Betriebsanweisung Seite 62