190M Series III
Users Manual
18
Figure 9. Spectrum Measurement
Waveform Comparisons
You can display a fixed reference waveform with the actual waveform for visual comparison.
To create a reference waveform and to display it with the actual waveform, do the following:
1. Press
P
to show the SCOPE key labels.
2. Open the WAVEFORM OPTIONS menu with
4
.
3. Use the cursor and
E
to:
a. Highlight
Waveform
.
b. Select
Reference
to open the WAVEFORM REFERENCE menu.
c. Select
On
to show the reference waveform.
This can be:
•
last used reference waveform (if not available no reference waveform will be shown).
•
envelope waveform if the persistence function Envelope is on.
d. Select
Recall
to recall a saved waveform (or waveform envelope) from memory and use it
as a reference waveform.
e. Select
New
to open the NEW REFERENCE menu.
If you selected
New
continue at step 4, if not, go to step 5.
Содержание 190M III Series
Страница 8: ...iv 190M Series III Users Manual...
Страница 84: ...190M Series III Users Manual 76...
