3 energy calibration report, Energy calibration report – BNC SAM 935 Portable Gamma Spectroscopy System User Manual

Page 62

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58

SAM 935™ Instruction Manual

7.3

Energy Calibration Report

The energy calibration report is generated when a multi-line standard is measured to generate a quadratic
energy calibration for the system.

The calibration report provides the name of the standard used, dates and times of all acquisitions, system
hardware parameters, and calculated and standard energies. The current energy and calibration coeffi-
cients are also reported.

1045 QA

ENERGY CALIBRATION REPORT

STANDARD: Eu152

C-150-17

DATE:

12-Mar-1996 10:11

BIAS:

880

EN CAL DATE:

12-Mar-1996 10:15

COARSE GAIN:

1

EFF CAL DATE:

07-Mar-1996 00:00

FINE GAIN: 1.21

BKG DATE

12-Mar-1996 09:51

LOW DISC: 0.82

GROSS CPM:

204435

HIGH DISC: 105.00

NET CPM:

204053

ELAPSED LT: 180.00

GROSS INTEGRAL:

613306

ELAPSED RT: 188.33

NET INTEGRAL:

612161

DEAD TIME: 4.42

FULL SCALE: 20655

CALIBRATION POINTS

CAN ENERGY ERROR

CALIB STANDARD

25 36.9 41.0 -4.1

42 77.7 82.0 -4.3

55 120.8 121.8 -1.0

66 167.1 162.8 4.3

99 354.7 344.3 10.5

150 777.1 778.9 -1.8

180 1092.9 1101.0 -8.2

207 1412.6 1408.0 4.6

CAL REF DATE: 14-Feb-1996 12:00

CAL ISOTOPES: Eu152 240000 DPM

CALIBRATION COEFFICIENTS

ENERGY: EFFICIENCY:

C(0) 1.426e+001 C(0) 9.878e-001

C(1) 3.492e-002 C(1) 2.540e-002

C(2) -5.656e-008 C(2) 3.900e-002

C(3) 0.000e+000

C(4) 1.417e+000

C(5) -6.541e+000

C(6) 4.539e+000

C(7) -8.695e-001

C(8) 5.098e-002

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