TB 9-6625-1200-35
11. Sweep Timing
a. Performance Check
(1) Set oscilloscope calibrator MARKER output to 1 ms, and set TI VOLTS/DIV
switch for approximately 4 divisions of vertical display.
(2) Adjust TRIGGERING LEVEL control for a stable display and horizontal
calibrator knob located under the EDIT FIELD key to align 10th marker behind 10th
vertical graticule line. If Err displayed on oscilloscope calibrator does not indicate within
limits shown in the first row of table 6, perform b(1) below.
(3) Repeat technique of (1) and (2) above for TIME/DIV and oscilloscope calibrator
indicate within limits shown in table 6 at each setting, perform b(1) through (3) below.
Oscilloscope calibrator
Test instrument
Test instrument
MARKER
TIME/DIV
Err display
output
switch settings
(%)
1
ms/div
1
ms/div
3.0
0.5
s/div
500
ns/div
3.0
1
s/div
1
s/div
3.0
2
s/div
2
s/div
3.0
5
s/div
5
s/div
3.0
10
s/div
10
s/div
3.0
20
s/div
20
s/div
3.0
50
s/div
50
s/div
3.0
.1
ms/div
100
s/div
3.0
.2
ms/div
200
s/div
3.0
.5
ms/div
500
s/div
3.0
2
ms/div
2
ms/div
3.0
5
ms/div
5
ms/div
3.0
10
ms/div
10
ms/div
3.0
20
ms/div
20
ms/div
3.0
50
ms/div
50
ms/div
3.0
.1
s/div
100
ms/div
3.0
.2
s/div
200
ms/div
3.0
.5
s/div
500
ms/div
3.0
(4)
Set TIME/DIV switch to .5 SEC and pullout X10 MAG switch. Set
oscilloscope calibrator MARKER output to 50 ns.
CHANGE 1
