Giving Demos of Advanced Tektronix 40 00 Features
9. Push the lower-bezel Set Mark W hen button.
If it is not already selected, push the side-bezel
Pulse Width < 8.00 ns button.
Set Mark
When
<8.00ns
10. Using the multipurpose knob a,dialupthe
pulse width to somewhere around 5 μs. This is
where you should begin seeing marks.
Hint: To get to 5 μsfaster,first push the
front-panel Fine button, if lit, to turn off the
Fine function.
Notice both the hollow white triangles placed in
the grat icule and the number of search events
found, shown in the lower left co rner of the
display. Hollow triangles show search results
and solid triangles show user placed m arks.
Dial up the pulse width to 11 μs to show that
as you adjust the search criteria, the search
results update. Then dial it back down to 5 μs.
11. Ju mp from mark to mark using the front-panel
← (previous) and → (next) arrow buttons.
38 Tektronix 4000 Oscilloscope Demo Instruction Manual