Test Oscilloscope
c. Apply the output from Amplitude Calibrator through
a 1 test probe to pin H of the Vertical Amplifier circuit
Time/Cm
1 mS
board.
Volts/Cm
.2
d. Adjust the Vertical Amplifier Gain R672 (Fig. 6-10)
for a signal amplitude on the Type 491 of 5 major divisions.
DC
Input
Coupling
Adjusted for free running
Trigger
8. Check Range of Vertical Position Control
sweep
a. Test equipment setup is given in step 7.
b. With a 0.5 volt signal applied to pin H of the Vertical
o
Adjust Vertical Amplifier Gain
7.
Amplifier board, adjust the Vertical POSITION control
through its range.
a. Test equipment setup is shown in Fig. 6-9.
c. Check-The display should move out of the graticule
area in each extreme position of the Vertical POSITION
b. Set the Amplitude Calibrator of the test oscilloscope
control.
for a signal output of 0.5 volts.
