CONFIGURATION (°) (s) (s) #1 (0) 905, 7 9y SOURCE PLACED i2 INCHES FROM THE MIOLINE OF THE TLO HOLDER, (s) (0) (0) (s) S — INDICATES TLD LOCATED BENEATH 3.48mm OF ALUMINUM G) (0) (©) (s) O — INDICATES TLD WASN'T SHIELOED (0°) (s) (s) (0) CALIBRATION FACTOR = 0.1458 RADS/NANOCOULOMB OY © ©) © QO OO YO C!© © © © © CONFIGURATION #2 CALIBRATION FACTOR = 0.1414 RADS/NANOCOULOMB CONFIGURATION #3 O©® @ © © ©© © O©® © © G) (0) G) (©) AVERAGE CALIBRATION Figure 2, CALIBRATION FACTOR = 0.1464 RADS/NANOCOULOMB FACTOR = 0.1445 + 0.00273 RADS/NANOCOULOMB Determination of Beta calibration factor. - 20 -