
2. Description of the Piranha
Hardware and Specifications
Piranha & QABrowser Reference Manual
2014-06/5.5C
22
Mammography, Mo / 30 µm Mo and 30 µm Mo + 2 mm Al
(measured using RTI RQ
Code M1)
Radiation quality
Mean energy
air kerma (keV)
Air kerma measurement
PTB
ISO 4037
IEC 61267
HVL (mm Al)
Factor kQ
(Rel. RQR-M2)
MMV25
RQR-M1
14,89
0,28
0,9781
MMV28
RQR-M2
15,44
0,31
1
MMV30
RQR-M3
15,7
0,33
1,0073
MMV35
RQR-M4
16,28
0,37
1,0060
MMH25
RQA-M1
18,61
0,59
0,9840
MMH28
RQA-M2
19,27
0,63
0,9818
MMH30
RQA-M3
19,75
0,67
0,9744
MMH35
RQA-M4
20,96
0,75
0,9804
Note
: These values are typical values measured at PTB in Germany in 2007.
Mammography, Mo / 1 mm Al
(measured using RTI RQ Code M8)
Radiation quality
Mean energy
air kerma (keV)
Air kerma measurement
PTB
ISO 4037
IEC 61267
HVL (mm Al)
Factor kQ
(Rel. MAV28)
MAV25
-
17,58
0,48
1,0033
MAV28
-
18,29
0,54
1
MAV30
-
18,66
0,56
0,9978
MAV35
-
19,36
0,61
0,9944
MAV40
-
19,89
0,64
0,9915
Note
: These values are typical values measured at PTB in Germany in 2009.
Mammography, Mo / 25 µm Rh
(measured using RTI RQ Code M3)
Radiation quality
Mean energy
air kerma (keV)
Air kerma measurement
PTB
ISO 4037
IEC 61267
HVL (mm Al)
Factor kQ
(Rel. MRV28)
MRV25
-
15,78
0,34
0,9945
MRV28
-
16,29
0,38
1
MRV30
-
16,54
0,39
0,9980
MRV35
-
17,02
0,43
0,9911
MRV40
-
17,4
0,45
0,9852
Note
: These values are typical values measured at PTB in Germany in 2009.
Содержание Piranha
Страница 1: ...Reference Manual English Version 5 5C Piranha QABrowser RTI article number 9629050 10 ...
Страница 8: ...Introduction Chapter 1 ...
Страница 12: ...Description of the Piranha Chapter 2 ...
Страница 29: ...2 Description of the Piranha Hardware and Specifications 2014 06 5 5C 25 Piranha QABrowser Reference Manual ...
Страница 40: ...Description of the QABrowser Chapter 3 ...
Страница 77: ...Measurement Principles Theory Chapter 4 ...
Страница 91: ...Measurements with the Piranha System Chapter 5 ...
Страница 151: ...Optional Accessories Chapter 6 ...
Страница 154: ...6 Optional Accessories Piranha Panoramic Holder Piranha QABrowser Reference Manual 2014 06 5 5C 150 ...
Страница 155: ...Problems and Solutions Chapter 7 ...
Страница 161: ...Glossary Chapter 8 ...
Страница 181: ...Notes Piranha QABrowser Reference Manual 2014 06 5 5C Notes 177 ...