311 numbers

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