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48
X-ray tube checks
MAMMOMAT Novation DR
SPB7-250.815.06.02.02
Siemens AG
12.05
CS SD 24
Page 48 of 116
Medical Solutions
Tab. 9
Checks with a large focus and with AEC
Test performance
1. Adjust the exposure value on the control console according to the table above.
X
2. Start an exposure.
3. Check and measure the kV value and the tube current characteristic on the oscillo-
scope. The accuracy of the kV is
±
5%, for tube current
±
10% and for the mAs product
±
10%.
P
4. Record the measured kV and mAs value in the "Start-up Protocol" on
.
5. Change the setting and continue with the next measurement until you have completed
all measurements from the table above.
Measurement
kV
mAs
Anode/Filter
1
25
-
Mo/Mo
2
25
-
W/Rh