Tektronix TPS2012B, User Manual

Page: 75 / 184

Application Examples
6. Turn the Vertical Position knob to center the waveform; position the baseline
of the waveform 2.5 divisions below the center graticule.
7. Push the Cursor to see the Cursor Menu.
8. Push Type ► Time .
9. Push Source ► CH1 .
10. Push the Cursor 1 option .
11. Turn the multipurpose knob to place a cursor at the point where the waveform
crosses the second graticule line below center screen. This is the 10% level
of the waveform.
12. Push the Cursor 2 option .
13. Turn the multipurpose knob to place a cursor at the point where the waveform
crosses the second graticule line above center screen. This is the 90% level
of the waveform.
The Δ t readout in the Cursor Menu is the rise time of the waveform.
5 divisions
Type
Time
Source
CH1
Δ t 140.0ns
1/ Δ t 7.143MHz
Δ V 2.08V
Cursor 1
-80.0ns
-1.02V
Cursor 2
60.0ns
1.06V
NOTE.
The Rise Time measurement is available as an automatic measurement in
the Measure Menu. (See page 107, Taking Measurements.)
NOTE. The Rise Time measurement also displays when you select the Rising Edge
option in the Autoset Menu. (See page 99, Square Wave or Pulse.)
TPS2000B Series Digital Oscilloscope User Manual 49