Performance
Tests
11.
Press HORIZONTAL MENU.
12.
Select TRCSEP and position the delayed time marker display to the
lower half of the graticule using the General
Purpose Knob.
13.
Select DELAY
14. Using the General Purpose Knob, position the intensified zone on the
main sweep to the second time marker; then, slightly adjust the General
Purpose Knob until the delayed sweep time marker
is
at the graticule
center.
15.
Press the UTILITY button and select CON FIG from the main menu.
16. Select
MORE until you can select Dual Delay Enabled from the sub
menu.
17.
Press the CURSOR button and set ATIME
to
On.
18.
Using the General Purpose Knob, position the second intensified zone
on the main sweep to the third time marker; then, slightly adjust the
General
Purpose Knob to superimpose the delayed sweep time markers
at the graticule center.
Press the TOGGLE button to assign the General
Purpose Knob to the second intensified zone
if
necessary.
19. Check the Dual Delay Accuracy Reading for each time marker pair listed
in Table 4-6.
Table 4-6: 500
~s
Dual Delay Accuracy
Time Markers
Intensified
Second and third
Second and fourth
Second and sixth
Second and tenth
Dual Delay Accuracy
Reading Limits
473 Ils to 527 Ils
970 Ils
to 1 .03 ms
1.97 ms to
2.03 ms
3.96 ms to
4.04 ms
20.
Press the MAIN/DELAY SELECT button and set the main sec/div scale
to
200 ns.
21.
Press the MAIN/DELAY SELECT button and set the delayed sec/div
scale to
20
ns.
22. Set the time mark generator for 0.2
IlS
markers.
23.
Using the General Purpose Knob, position the second intensified zone
on the main sweep to the tenth time marker; then, slightly adjust the
General
Purpose Knob to superimpose the delayed sweep time markers
at the graticule center.
24. Check the dual delay accuracy
(~Time)
reading
is
in
the range of
1.58
Ils
to
1.62 Ils.
•
•
25. Press the CURSOR button and set ATIME
to
Off. •
4-24
Performance Verification
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