CT Chamber 
  Model/Serial: 30009-770 (purchased: 2010)
 Description: Ionization chamber (3.14 cm3) with 10 cm sensitive
  length. Possible use is with Diados, Unidos  or Unidoswebline.
  Measuring quantity is dose length product. In Austria, the CT chamber has to be verified before clinical use. We plan to use this chamber together with the Unidos. 
Calibration for Radiation Qualities RQR 9 and RQA 9 
 
| Date | 
 Air Kerma Rate (RQR 9) 
    NK [Gy cm C-1] | 
 Air Kerma Rate (RQA 9) 
    NK [Gy cm C-1] | 
 U [%] | 
 Laboratory | 
 
 | 18.08.2010 | 
 8.021E+07 | 
 7.965E+07 | 
 5.0 | 
 PTW | 
  
Notes: 
  - U = k uc is the expanded uncertainty with the coverage factor k = 2.
 
  
Logbook
 
 | Date | 
 Event | 
 
 
 | 18.08.2010 | 
 S/N 770: initial calibration by PTW. | 
 
   
 
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