Tektronix 502A - Page 54

Calibration Procedure — Type 502A
EXT HORIZ
AMP DC BAL
HV TEST POINT HV
TRIG LEVEL CENT
ASTIG LOWER
GEOM C311
ASTIG UPPER NORM/MAG X20 CAL
REGIS
Fig. 5-14. Top view, Type 502A.
DC TRIG
HORIZ DEF PLATE SELECTOR SWITCH
FEEDBACK BAL
.2 MV/CM GAIN
DC BAL
DC BAL
.2 MV/CM DIFF BAL
— 150
C480
C469
HORIZ BEAM REGIS
CRT Alignment Clamp
GAIN ADJ
FOR HORIZ MODE
Fig. 5-15. Left side view, Type 502 A.
5-12
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