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5 to 10 degrees but not less than 15 degrees
Target angulation
100%
Voltage ripple of single phase generator
14%
Voltage ripple of 3phase 6pulse generator
4%
Voltage ripple of 3phase 12pulse generator
Less than 1%
Voltage ripple of high frequency generator
Greater than 3 hrs
Rest for xrt
3, 200 rpm and 10, 000 rpm
Rotor/anode rotations
10, 000 rpm
Anode rotation for high capacity tubes
1-2% thorium
Additional for filament
80%
Maximum exposure limit for single exposure
25s
Intervals between spot films
450kg
Floating tables
150kw (150kvp, 1000mA)
Power rating of stationary radiography unit
1 mGy/hr at 1 m
Limit of scatter radiaion
4 thickness of 5/8 gypsum board
Walls of secondary protective barriers
0.04-320 mAs
MAs for mobile units
40-130 kVp
KVp for mobile units
15-25kw
Power rating for mobile units
Less than 1ms
Solid state detector can measure exposure times at
600mAs greater than or equal to 51kVp
Termination of back up time in AEC
50 to 75 times light photons
Photoelectrons arrives in output phosphor
12, 17, 25 cm
Most popular trifield tubes
2.5 or 5cm
Standard size of output phosphor
10-40cm
Input phosphor size
15mm 25cm
Diameter and length of cylindrical housing of television camera
120 films/hr
First automatic processor could process
40 minutes
Total cycle time for processing film in first automatic processor
10 ft 3 tons
Size of first roller transport system
90 seconds
Dry-to-drop time of rapid processing
45 seconds
Processing cycle time for automatic processor introduced by Konica
1 inch
Diameter of transport rollers
3 inches
Diameter of of master/solar rollers
10-20 rpm
Reduced shaft of drive motor
35*C or 95*F
Temperature of developer
3*C or 5*F
Temperature of wash water
12L/minute or 3gal/minute
Wash water in circulation sytem
60 to 70 ml
Replenishment rate for developer
100 to 110 ml; 14 inches or 35cm of film
Replenishment rate for fixer; for every
3 heating coils and 2, 500w
Used for dryer system
22s
Developing time for automatic processor
22s
Fixing time for automatic processor
26s
Drying time for automatic processor
90s
Total cycle time for automatic processing
15s
Wetting time for manual processing
30s
Rinsing time for manual processing
15min
Fixing time for manual processing
20min
Washing time for manual processing
30min
Drying time for manual processing
1hr 10min 45s
Total cycle time for manual processing
1mm x 4mm = 4mm2
Size of stationary target
15cm diameter, 17cm radius
Size of rotating target
2 PI 70mm x 4mm = 1760mm2
Total target area
3 cassette per second
Maximum exposure rate of ACC
24 to 48 hrs
Maintenance for perfect film-screen radiograph result in fuzzy radioraph
16mm and 35mm
Spot film sizes
100mA (usually 10-40mA)
Exposure factors for conventional tomography
3-6 seconds
Exposure amplitude
5%
Change in kVp for visible exposure difference in image for conventional tomography
100%
Exposure amplitude of narrow angle tomography
1mm solid state cadmium telluride
Size of multiple detector array in BMD
30mm metal brass
Height of detector collimator in BMD
72mm x 8mm metal brass
Size of detector collimator in BMD
18mm x 2.5mm lead
Size of source collimator in BMD
4mm lead
Size of shutter in BMD
35kev, 40;100kev, 40;70kev
Energies of gamma radiation emitted by the xray source in BMD
140kVp-high and 70 to 100kVp-low
Alternating kVp emitted by x-ray generator in BMD
70kev-high and 40kev-low
Separate energy emitted by rare earth filter
Every 3 or 6 months
Periodic maintenance
Note 
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