Appendix
C:
Performance Verification
i. Use the Horizontal
POSITION
control to align the
lSt
time marker
that is 40 ns beyond the start of the sweep with the
2nd vertical
graticule line.
j.
CHECK
-
Timing accuracy is within
3%
(0.24 division at the
loth
vertical graticule line), and linearity is within 7.5% (0.15 division over
any two of the center eight divisions). Exclude any portion of the
sweep past the
looth
magnified division.
k. Repeat parts i and
j
for the remaining
A SECIDIV
and time-mark
generator setting combinations shown in Table
A-1 1 under the
XI0
Magnified column.
I.
Set:
Horizontal
MODE
A
SECIDIV
B SECIDIV
X1 0
Magnifier
B
0.1 ps
0.05 ps
Off
(knob in)
m. Repeat parts b through k for the
B
Sweep.
Table A-1
I
:
Settings for Timing Accuracy Checks
Time-Mark Generator Setting
SECIDIV Switch
Setting Normal
(XI) X1 0 Magnified
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