|
Model
|
GE silhouette VR
|
GE Brightspeed, 4 slice
|
|
Size
|
Static/floor mounted
|
Bulky/fixed
|
|
Manufactured
|
2003
|
2007
|
|
Installation
|
2012
|
2012
|
|
Tube current (mA), range
|
10–600
|
10–350
|
|
Tube potential (kVp), range
|
40–150
|
80, 100, 120, 140
|
|
Exposure time in CR (s) and gantry rotation time in CT (s), range
|
0.001–6.3
|
0.75–4
|
|
Minimum beam filter thickness
|
2.7 mmAl
|
Not known
|
|
Collimation
|
Available/perimeter
|
Available/slice thickness
|
|
Gantry aperture diameter (cm)
|
Not applicable
|
85
|
|
Detectors
|
Detachable/PSP plates
|
Inherent
|
|
Image viewing
|
On-screen and film
|
On-screen and film
|
|
Quality control
|
Restorative maintenance
|
Preventive maintenance
|
