2. Description of the Barracuda
Hardware and Specifications
2012-10/4.3A
39
Barracuda & QABrowser Reference Manual
- Generic 1 cm³, Ionization chamber (typical sensitivity 35 nC/Gy)
EMM-Bias/BiasB
Air kerma
Air kerma rate
1500 nGy – 2 MGy
0.05 mGy/s – 250 Gy/s
±5 %
±5 % or ±6 µGy/s (for time > 20 ms)
EMM-BiasW
Air kerma
Air kerma rate
150 nGy – 2 MGy
6 µGy/s – 250 Gy/s
30 mR/min – 1500 kR/min
±5 %
±5 % or ±600 nGy/s (for time > 20 ms)
±5 % or ±4.2 µR/min (for time > 20 ms)
- Generic 3 cm³, Ionization chamber (typical sensitivity 100 nC/Gy)
EMM-Bias/BiasB
Air kerma
Air kerma rate
500 nGy – 660 kGy
0.02 mGy/s – 80 Gy/s
±5 %
±5 % or ±2 µGy/s (for time > 20 ms)
EMM-BiasW
Air kerma
Air kerma rate
50 nGy – 660 kGy
2 µGy/s – 80 Gy/s
10 mR/min – 500 kR/min
±5 %
±5 % or ±200 nGy/s (for time > 20 ms)
±5 % or ±1.4 µR/min (for time > 20 ms)
- Generic 6 cm³, Ionization chamber (typical sensitivity 200 nC/Gy)
EMM-Bias/BiasB
Air kerma
Air kerma rate
250 nGy – 330 kGy
0.01 mGy/s – 40 Gy/s
±5 %
±5 % or ±1 µGy/s (for time > 20 ms)
EMM-BiasW
Air kerma
Air kerma rate
25 nGy – 330 kGy
1 µGy/s – 40 Gy/s
5 mR/min – 250 kR/min
±5 %
±5 % or ±100 nGy/s (for time > 20 ms)
±5 % or ±0.7 µR/min (for time > 20 ms)
- Generic 15 cm³, Ionization chamber (typical sensitivity 500 nC/Gy)
EMM-Bias/BiasB
Air kerma
Air kerma rate
100 nGy – 56 kGy
4 µGy/s – 16 Gy/s
±5 %
±5 % or ±0.4 µGy/s (for time > 20 ms)
EMM-BiasW
Air kerma
Air kerma rate
10 nGy – 56 kGy
0.4 µGy/s – 16 Gy/s
2 mR/min – 100 kR/min
±5 %
±5 % or ±40 nGy/s (for time > 20 ms)
±5 % or ±0.3 µR/min (for time > 20 ms)