Tube Housing Thermal Characteristics Tube Maximum Current
Anode Thermal Characteristics
350
280
210
140
70
0
0 2 4 6 8 10
25
20
15
10
5
0
0.1 0.2 0.3 0.5 0.7 1.0 2.0 3.0 5.0 7.0 10.0
35
30
25
20
15
10
5
0
0 2 4 6 8 10
Time in hours
Time in seconds
1 kJ=1400 H.U. 1 Watt=1.4 H.U./sec
Tube current in mA
Heat in kJ
Heat storage in kJ
Time in minutes
Self-rectified Focal spot: 0.5 mm
Heating
Cooling
315 W
225 W
175 W
100 kV
90 kV
80 kV
70 kV
60 kV
50 kV
Radiation Scatter Survey
0
45˚
90˚
135˚
180˚
225˚
270˚
315˚
0.04
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.00
0.03
0.03
0.03
0.03
0.03
0.03
16"
24"
36"
0.00
Values in mR / 14 second exposure
PC-1000
Technique Factors:
Tube Current: 6.0 mA
Tube Voltage: 90 kVp
Exposure Duration: 14 seconds
Method:
Survey meter (Nuclear Associtates Model 06-107) at level of
phantom skull at each position for duration of exposure.