Reference
When gating is off, the oscilloscope takes measurements over the entire
waveform record.
Using Measurement Gating with Cursors. If V Bar cursors are already on
when you select Cursor gating, the cursors do both functions at the s ame
time. The cursor readouts are displayed at the sam e time that the cursors
gate the automatic measurements.
If H Bar cursors are on when you select cursor gating, the H Bar cursors
are turned off.
Automatic Mea
surements.
The next table describes the measurem ents
available when you push the Select Measrmnt bottom s creen button.
Measurement name Definition
Period
Time it takes for the first complete signal cycle to
complete in the waveform. M easure d in seconds.
Frequency
Reciprocal of the period of the first cycle in the waveform.
Measured in Hertz (Hz).
Delay
Timing measurement. The time between the M idRef
crossings of two different waveforms or the ga ted region
of the waveforms.
Ri
se Time
Time that the leading edge of the first pulse in the
waveform takes to rise from 10% to 90% of its amplitude.
TDS3000C Series O scilloscope User Manual 99
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