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TM 9-254
8-5.
Oscilloscope Familiarization - Continued
KEY to figure 8-9:
1.
GAIN control
2.
VOLTS/DIV (Volts/division) switch
3.
CAL (Calibrate) knob
4.
AC GND DC (Input coupling) switch
5.
INPUT connector
6.
POLARITY switch
7.
MAG (Magnification) switch
8.
POSITION knob
Figure 8-9. Vertical Amplifier Controls
(1)
Set POSITION knob (8) to midrange. This control allows for vertical movement of displayed waveform.
(2)
Set POLARITY switch (6) to the + UP position.
(3)
Set MAG switch (7) to the X1 position.
(4)
Turn VOLTS/DIV switch (2) to the .5 position.
(5)
Turn CAL (RED KNOB) (3) fully clockwise until it clicks in place.
(6)
Set input coupling switch (4) to the AC position.
8-14
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