Tektronix 502A Instruction Manual page 53

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.
the SWP LENGTH control for a total sweep length of 10.6
centimeters.
i
35. Single Sweep Check
Reset the following controls:
TRIGGER SELECTOR
MODE
TIME/CM
HORIZONT L DISPL Y
Input Selector (of
beam being used)
SENSITIVITY (of
djust
beam being used)
MPLITUDE C LIBR TOR
Calibration Procedure — Type 502A
To trigger + C off the
proper beam
NORM L
1 mSEC
NORM L ( x1 )
- C
5 VOLTS PER CM
5 v
5-11