Tektronix 502A - Page 53

Calibration Procedure — Type 502A
position the lower trace under the lower horizontal center-
line. Set the DC TRIG Control so that the sweep triggers
properly on both the + and — settings of the TRIGGER
SELECTOR Slope Switch. Disconnect the jumper and the
Calibrator signal.
34. SWP LENGTH
Place the TIME/CM switch in the 1m SEC position and the
TRIGGERING LEVEL Control in RECURRENT position. Adjust
the SWP LENGTH control for a total sweep length of 10.6
centimeters.
35. Single Sweep Check
Reset the following controls:
TRIGGER SELECTOR
MODE
TIME/CM
HORIZONTAL DISPLAY
Input Selector (of
beam being used)
SENSITIVITY (of
beam being used)
AMPLITUDE CALIBRATOR
To trigger +AC off the
proper beam
NORMAL
1 mSEC
NORMAL ( x1 )
A-AC
5 VOLTS PER CM
5 v
@i
5-11