Measuring Waveforms
3–136
TDS 500C, TDS 600B, & TDS 700C User Manual
2. Press MEASURE ➞ Histogram (pop-up) ➞ Histogram Measrmnt (main).
3. Select a measurement from the side menu (see Table 3–11 on page 3–135).
The Remove Measrmnt selection provides the same functions as in the Measure
menu. See Remove Measurements on page 3–118.
Mask Testing (Option 2C Only)
The digitizing oscilloscope can perform mask testing. You can select a standard
mask or create and select a user mask.
NOTE. To function properly, masks force some oscilloscope modes and settings to
new values.
To select a mask, do the following steps.
1. Press MEASURE ➞ Measure (main) ➞ Masks (pop-up).
2. Repeatedly press Mask Type (pop-up) until your mask type is selected (see
Table 3–12 on page 3–141).
3. Press Standard Mask (main) and select a mask from the side menu (see
Table 3–12 on page 3–141).
Set mask options to determine which waveform the masks are compared against,
to turn masks on or off, to enable Autoset to a mask, to enable offset adjustment
to masks, and to enable the digital waveform filter (see Figure 3–66).
To select the channel that is compared against the selected mask, press MEA-
SURE ➞ Measure (main) ➞ Masks (pop-up) ➞ Mask Options (main). Then
toggle Mask Source (side) to Ch1, Ch2, Ch3, or Ch4.
To turn defined masks on or off, press MEASURE ➞ Measure (main) ➞
Masks (pop-up) ➞ Mask Options (main). Then toggle Mask Display (side)
ON or OFF.
Remove Measurements
Selecting a Mask
Setting Mask Options
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