TB 9-6625-2294-35
(35) Connect TI B GATE OUT (rear panel) to oscilloscope Vertical 2 input.
(36) Set oscilloscope controls as listed in (a) through (c) below.
(a) Vertical 1 and 2 Coupling to DC, Input to 50Ω, and Vertical 1 on.
(positive).
(b) Trigger Source to 2 and Trigger Slope to
(c) Sweep speed to 20 ns
(37) Set oscilloscope calibrator MARKER output to 1 S/D.
(38) Adjust TI ∆ control for 8 time markers over center 8 major divisions of TI
display.
NOTE
Deleted
(39) Adjust TI ∆ control to superimpose time markers on oscilloscope within 0.2
division.
(40) Press and release upper TRIGGER COUPLING pushbutton. Display readout
will indicate: ADJ ∆, (step 18) 1 s.
(41) Repeat technique of (37) through (40) for setting listed in table 21. Each time
upper TRIGGER COUPLING pushbutton is pressed in (40) above) the TI display will
indicate next step listed in table 21 unless noted.
Test instrument
Oscilloscope
Oscilloscope
Superposition
calibrator
SEC/DIV
MARKER
tolerance in
Displayed
Time markers
switch settings
output settings
divisions
step number
over 8 divisions
181
24
20
ns
1.2
S/D
1
19
8
50
ns
0.2
S/D
2
201
24
50
ns
1.2
S/D
2
21
8
200
ns
0.1
S/D
10
22
8
1
ms
0.2
S/D
50
231
24
1
ms
1.2
S/D
50
24
8
10
ns
0.2
S/D
.5
251
24
10
ns
1.2
S/D
.5
26
8
2
ns
0.2
S/D
.1
27
8
20
nS/D
1
ns
1.2
1If
adjustments are made, TI will indicate previous step.
(42) After step (27) has been completed TI display will indicate: ADJ ∆ (step) 28,
500 ps.
34 CHANGE 2
