—~—. MANUAL ALTIME TER CONTROL (K 457) COMPENSATION VOLTAGE SET (58) B* ADJUST f VITRAN A (R-35) ADJUST B (R-3¢) er OFFSET c (R- 33). D OUTPUT (R-5)) Br VOLTMETER ¢ CR-350) ALIB. #B WIGH LEWEL—e og. Hig, LEVEL (R-28) LOW LEve (R- Jpu. MEWEL (R-27) LOW LEVEL» , BIAS ; ie i Figure 9--Calibration Controls Control Box ert: PMT vortage (R- 34) be - 6T - (299