TB 9-6625-2139-24
Table 9. A Sweep Timing - Continued
Test instrument
Oscilloscope
Oscilloscope
linearity
Test instrument
calibrator
calibrator
Test instrument
0.1 division over any
A AND B SEC/DIV
Err display limits
MARKER
adjustments
2 center 8 divisions
switch settings
output settings
r%
Yes
No
50
ms
50
mS/D
2
0.1 sec
0.1 S/D
2
A ONLY
0.2 sec
0.2
S/D
2
A ONLY
0.5 sec
0.5
S/D
2
A ONLY
(8) Pull X10 CAL control to out position.
(9) Set oscilloscope calibrator output for settings listed in first row in table 10 and
adjust A TRIGGER LEVEL, A INTENSITY, and CH 1 POSITION controls for
suitable viewing.
(10) Adjust horizontal POSITION control to aline the 1st time marker that is 25 ns
beyond start of sweep with the 2d vertical graticule line.
(11) Rotate oscilloscope calibrator knob located below EDIT FIELD pushbutton to
and TI linearity will be within limits listed in table 10; if not, perform adjustments listed in
Table 10. A Sweep Timing (X10 Out)
Test instrument
Oscilloscope
Test instrument
linearity
Oscilloscope
calibrator
A AND B
Test instrument
0.1 division over any
calibrator MARKER
Err display limits
SEC/DIV
adjustments
2 center 8 divisions
output settings
switch settings
r%
Yes
No
b(12) thru (19)
10 nS/D
3
0.05
Ps
(12) Set TI A AND B SEC/DIV switch settings and oscilloscope calibrator output to
first row in table 11. Adjust A TRIGGER LEVEL, A INTENSITY, and CH 1 POSITION
controls for suitable viewing.
(13) Adjust horizontal POSITION control to aline the 1st time marker that is 25 ns
beyond start of sweep with the 2d vertical graticule line.
(14) Rotate oscilloscope calibrator knob located below EDIT FIELD pushbutton to
and TI linearity will be within limits listed in table 11; if not, perform adjustments listed in