RTI Piranha - Typical Response, Piranha

2. Description of the Piranha
Hardware and Specifications
2014-06/5.5C
21
Piranha & QABrowser Reference Manual
2.4.1.4 Typical Response, Piranha
The table below shows the typical response for the Piranha at standardised radiation
qualities.
Radiography, Fluoroscopy, and Dental (measured using RTI RQ Code R1, W/Al)
Radiation quality
Mean energy
air kerma
(keV)
Total
Filtration
(mm Al)
Air kerma measurement
PTB
ISO 4037
IEC 61267
HVL
(mm Al)
Factor kQ
(Rel. RQR 5)
DV40
RQR 2
26,38
2,49
1,42
1,0186
DV50
RQR 3
29,14
2,46
1,77
0,9794
DV60
RQR 4
32,14
2,68
2,19
0,9949
DV70
RQR 5
34,84
2,83
2,57
1
DV80
RQR 6
37,88
2,99
3,01
0,9976
DV90
RQR 7
41,1
3,18
3,48
0,9920
DV100
RQR 8
44,33
3,36
3,96
0,9920
DV120
RQR 9
50,86
3,73
5,00
0,9988
DV150
RQR 10
61,47
4,38
6,55
1,0199
Note: These values are typical values measured at PTB in Germany in 2007.
Radiation quality
Mean energy
air kerma
(keV)
Total
Filtration
(mm Al)
Air kerma measurement
PTB
ISO 4037
IEC 61267
HVL (mm Al)
Factor kQ
(Rel. RQR 5)
DH50
RQA 3
38,02
12,5
3,74
0,9997
DH60
RQA 4
45,02
18,7
5,32
1,0021
DH70
RQA 5
51,27
23,8
6,73
1
DH80
RQA 6
57,71
29,0
8,12
1,0325
DH90
RQA 7
63,27
33,2
9,21
1,0309
DH100
RQA 8
68,57
37,4
10,10
1,0296
DH120
RQA 9
78,83
43,7
11,59
1,0191
DH150
RQA 10
94,32
49,4
13,23
1,0072
Note: These values are typical values measured at PTB in Germany in 2009.