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10.3
X-ray Detector Specification
Table 7
displays the specifications for the X-ray detector. In addition,
Figure 5
below display the measured DQE (per the IEC 62220-1 Ed.1 standard at ~8 µGy), MTF,
and characteristic curves of the X-ray detector.
Table 7
X-ray Detector Specification
Sensor
Panel
Scintillator
Pixel Matrix
Pixel Pitch
Electronics
Amplifiers
ADC
Image Transfer Time
On-board Memory
Mechanical
Size
Active Area
External Dimensions
Weight
Housing
Communication
Status Display
Wireless Data I/F
Wired Data I/F
X-ray I/F
Image Performance
Limiting Resolution
Typical MTF
Typical DQE
Typical Radiographic Lag
12
Single substrate amorphous silicon active TFT/diode array
Direct deposition CsI:Tl
Gd
O
S:Tb (Gadox)
2
2
4288 × 4288
100 μm
Low noise ASICs with user selectable gains
16-bit
Wired: 1000 ms; Wireless: 5500 ms
1 GB DDR3, 8 GB SDHC card
ISO 4090 for 43 cm × 43 cm (17" × 17") cassette size
426 mm × 426 mm
460 mm (w) × 460 mm (l) × 15.5 mm (h)
4.1 kg (9.03 lbs)
Aluminum frame with carbon-fiber entrance window
OLED display with Wi-Fi, LAN, battery, and sensor indicators
802.11n Wi-Fi standard @ 5 GHz
Channel: WAP:
Stationary:
Stationary DFS:
GigE, trigger and power via optional docking connector
Integrated X-ray trigger control
Automatic Exposure Detection
5.0 cy/mm
70% (1 cy/mm), 40% (2 cy/mm), 15% (4 cy/mm) for RQA5
75% (0 cy/mm), 60% (1 cy/mm), 40% (3 cy/mm) for RQA5
1%
www.vareximaging.com
Figure
3,
Figure
36-48, 149-165
36-48, 149-165
a
52-64, 100-116, 132-140
XRpad2 4343
4, and
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