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Power Supply

Calibration Procedure For Oscilloscope, An/Usm-425(V)1 (Type 465M) And Types 465, 465 With Options, 465B And 465B With Options Page Navigation
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TB 9-6625-2239-24
b. Adjustments resistor for TI model identified in table 13 for indicated digital
multimeter value.
Table 12. Power Supply Voltage
Model
Test points
Min (V)
Max (V)
AN/USM-425(V)1
+32V (fig. 5)
+31.808
+32.192
Tektronix, Type 465
TP 1536 (fig. 6)
+54.72
+55.28
Tektronix, Type 465B
TP 4338 (fig. 7)
+54.61
+55.39
Table 13. Power Supply Adjustment
Model
Adjustments(R)
Value (V)
AN/USM-425(V)1
R736 (fig. 5)
+32.0
Tektronix, Type 465
R1538 (fig. 6)
+55.0
Tektronix, Type 465B
R4318 (fig. 7)
+55.0
14. Final Procedure
a. Deenergize and disconnect all equipment.
b. Annotate and affix DA label/form in accordance with TB 750-25.
19/(20 BLANK)


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