Agilent Technologies 54503A Uživatelská příručka stáhnout pdf (Strana 79)

100

101

Chapter 2 79

Making Measurements

Example 5: Third-Order Intermodulation Distortion

13.To measure a distortion product:

a. Press

PEAK SEARCH to place a marker on a source signal.

b. To activate a second marker, press

MARKER DELTA.

c. Press

NEXT PK LEFT or NEXT PK RIGHT to set the second marker

on the peak of the distortion product that is beside the signal

source (see Figure 2-24).

The difference in frequency and amplitude between the two markers is

displayed in the active function block.

Figure 2-24 Intermodulation Distortion Measured in dBc

Create a title for the measurement

The screen title function lets you create a title on the screen, and a label

for the recall menu.

14.To create a title:

a. Press

DISPLAY, SCREEN TITLE.

b. Use the softkeys from the screen-title menu and the knob (to

choose the letters) to create a title. The title appears in the

upper-right corner of the graticule; it can be up to two rows of 16

characters each (see Figure 2-25).

c. Press

TITLE DONE when the title is complete.

1 2 ... 74 75 76 77 78 79 80 81 82 83 84 ... 715 716

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