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3.2 Square Wave Adjustment
a. Referring to Fig. 8, connect output BNC to the oscilloscope has good grounding.
b. Connect the red input line to a 20 Vp-p, 10 kHz square wave signal source and the black input
line to ground.
c. Put SW1 at 1/100.
d. Set the VOLTS/DIV switch on oscilloscope's panel to 0.1V for 1/100 and the TIME/DIV
switch to 20 us.
e. Adjust VC1 to make the displayed waveform become as Fig 9(b).
f. Connect the black input line to 20 Vp-p, 10 kHz square wave signal source and the red input
line to ground.
g. Adjust VC2 to make the displayed waveform become as Fig. 9(b).
Fig. 8
Fig. 9
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