TB 9-6625-2024-24
not indicate within r5% (2.5%), rotate oscilloscope calibrator knob located below EDIT
FIELD pushbutton for indication of 0.0% on err display and perform b (4) below.
(9) Press MAG pushbutton to X1 (IN) position and set TIME/DIV OR DLY TIME
switches to .1 Ps.
(10) Set oscilloscope calibrator MARKER output for 0.1 Ps.
(11) Adjust POSITION control to align 2d time marker on 2d vertical graticule line.
Rotate oscilloscope calibrator knob located below EDIT FIELD pushbutton to align 10th
not indicate within 3% (3%), rotate oscilloscope calibrator knob located below EDIT
FIELD pushbutton for indication of 0.0% on err display and perform b (5) below.
(12) Set TIME/DIV switch to .2 Ps and DLY TIME switch to .1 Ps (PUSH FOR DYL'D).
Adjust POSITION control to align 2d marker on 2d vertical graticule line.
(13)
Rotate oscilloscope calibrator knob located below EDIT FIELD pushbutton to align 10th
not indicate within 3% (4%), rotate oscilloscope calibrator knob located below EDIT
FIELD pushbutton for indication of 0.0% on err display and perform b (6) below.
(14) Repeat technique of (13) above for TIME/DIV switch settings listed in table 7.
Oscilloscope calibrator DEVIATION indications will be r3% for TD-1085/U and as
indicated in table 7 for all other models.
Table 7. Dual Time Base Switch Timing
Oscilloscope calibrator
Test instrument
TIME/DIV TIME
err display limits
switch settings
Marker outputs
(r%)
50
ns
3
0.05
Ps
3
0.2
Ps
0.2
Ps
2
0.5
Ps
0.5
Ps
2
1
Ps
1
Ps
2
2
Ps
2
Ps
2
5
Ps
5
Ps
2
10
Ps
10
Ps
2
20
Ps
20
Ps
2
50
Ps
50
Ps
0.1
ms
0.1
ms
2
0.2
ms
0.2
ms
2
2
ms
2
ms
2
5
ms
5
ms
2
10
ms
10
ms
2
20
ms
20
ms
2
50
ms
50
ms
2
0.1
s
0.1
s
3
0.2
s
0.2
s
3
0.5
s
0.5
s
3
18