TB 9-6625-2293-24
(80) Change oscilloscope calibrator MARKER mode output to .5 μS/D.
(81) Adjust Δ and ΔREF OR DLY POS controls for a Δt readout of eight times A
SWP SEC/DIV setting.
(82) Adjust horizontal POSITION control to align leading edge of 2d time marker on
A sweep with 2d vertical graticule line.
(83) Adjust TRACE SEP control ccw to separate traces.
(84) Adjust ΔREF OR DLY POS control to intensify 2d and 10th time markers of A
sweep and display leading edges of displayed B sweep time markers in center area of
graticule.
(85) If horizontal distance between leading edges of B sweep time markers is not 3.4
divisions or less, perform b below.
(86) Repeat technique of (79) through (85) above for settings listed in table 12. If
horizontal distance between leading edges of B sweep time markers is not 3.4 divisions or
less, except where noted, perform b below.
Table 12. Delayed Sweep Delta Time
Test instrument
A SWP
B SWP
calibrator
SEC/DIV
SEC/DIV
output
switch
switch
settings
settings
settings
μS/D
μs
1
1
10
ns
μS/D
μs
2
2
20
ns
μSD
μs
5
5
50
ns
μS/D
μs
10
10
100
ns
μSD
μs
20
20
200
ns
μS/D
μs
50
50
500
ns
μs
μs
.1
mS/D
100
1
μs
μs
.2
mS/D
200
2
μs
μs
.5
mS/D
500
5
μs
1
mS/D
1
ms
10
μs
2
mS/D
2
ms
20
μs
5
mS/D
5
ms
50
μs
10
mS/D
10
ms
100
μs
20
mS/D
20
ms
200
μs
50
mS/D
50
ms
500
.1
S/D
100
ms
1
ms
ms1
.2
S/D
200
ms
2
ms1
.5
S/D
500
ms
5
17.4
divisions or less.
b. Adjustments. Refer to SECTION IV below.
12. Bandwidth
a. Performance Check
(1) Press TRACK/INDEP pushbutton for INDEP.
