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 Specifications
Detector Type: Vented air ion chamber
Volume: 3.2 cc
Sensitive Length: 10.0 cm
Chamber Material: Polystyrene
Chamber Inside Diameter: 6.4 mm
Chamber Wall Thickness: 54 mg/cm2
Electrode Material: Aluminum
Sensitivity: 10 R•cm/nC (nominal)
Standard Calibration: 100 kVCP, 5.5 mm Al HVL (NIST Tech. M100)
Response Uniformity Along Axis: ± 3% over central 90% of active length
Beam Orientation: Normal to chamber axis
Phantom Adapter OD: 1.27 ± 0.04 cm (0.50 ± 0.015 in)
Leakage Current (300 V collection potential): Less than 1013 A at 10 min polarization time, less than 1014 A at 2 hr polarization time
Intensity Limits: Continuous beam: 4.86 kR/min (1% recombination loss)
Pulsed Beam: 51.5 mR/pulse (1% recombination loss)
Maximum Pulse Repetition Rate: 3.3 kHz
Cable Length: 3' (0.9 m)
Operating Voltage: -300V
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