Siemens MAMMOMAT Inspiration - Test Form Test 4

Test 4: Detector Linearity
30 Quality Control Manual
SPB7-330.640.01.01.02
Test form Test 4
Target/filter combination: Mo/Mo, tube voltage 28 kV
Exposure
No.
Tu b e l o a d
(mAs)
Air kerma
(mGy)
Mean pixel
value
SNR
15
210
320
440
563
680
7110
8180
9280
10 360
Performance
Criteria
Passed Failed
Detector offset ________
40 - 60
ll
Linear correlation coefficient ________
0.99
ll