TB 9-6625-2288-24
(12) Adjust calibrator for 0.003 V ac output. Adjust 3MV HI (fig. 1) for a meter
indication between 0.00285 and 0.00315 V ac (ideal 0.003) (R).
(13) Adjust calibrator for 0.002 V ac output. Adjust 3MV MID (fig. 1) for a meter
indication between 0.00185 and 0.00215 V ac (ideal 0.002) (R).
Figure 1. AN/URM-145D - adjustment locations.
(14) Adjust calibrator for 0.001 V ac output. Adjust 3MV LO (fig. 1) for a meter
indication between 0.00085 and 0.00115 V ac (ideal 0.001) (R).
(15) Repeat (12) through (14) above until no further adjustments are required.
(16) Set TI RANGE-FULL-SCALE switch to .01-VOLTS.
(17) Adjust calibrator for 0.01 V ac output. Adjust 10MV HI (fig. 1) for a meter
indication between 0.0095 and 0.0105 V ac (ideal 0.01) (R).
(18) Adjust calibrator for 0.006 V ac output. Adjust 10MV MID (fig. 1) for a meter
indication between 0.0055 and 0.0065 V ac (ideal 0.006).
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