d. Resolution check allows the user to more Performed monthly. – easily distinguish between peaks of similar energies. The known peak centroid and the expected peak energy must fall within a certain energy range. = % Resolution FWHM (in channel or kev) E (centroid channel) e. Source check shows if the Objective B.23 – peaks of interest have been reported, shows the % gain of the peaks of interest, and Gain shifts the peaks. shows the activity of the peaks. The peaks of interest must be reported, the % gain must be within +/- 2%, and the activity of the peaks must be within +/- 3 standard deviations. Performed once per shift. f. Background check shows if the normal – background of the area has changed. Performed once per day. 8. Conditions that affect spectroscopy Objective B.24 equipment response. a. High humidity. b. Abnormal background. c. Electronic d. Extreme temperature. e. Sample geometry. f. RF interference. P. Instrument Models and Detector Types 1. Ionization instrument models used at TVA include: Objective B.25 a. RO-2A. b. RO-7. Slide 5 c. RSO-5. d. RSO-50. Slide 6 Attachment 6 e. RSO-50E. f. RSO-500. Slide 7 2. Instrument models used at TVA that incorporate proportional detectors include: a. PC-5. b. PCM-1B. Slide 8 Attachment 7 c. PCM-2 Slide 9 d. PNR-4 Slide 10 3. Geiger-Mueller survey instruments used at TVA 11 include: a. BC-4. b. E530-N. c. Lud-14C.
d. Resolution check – allows the user to more easily distinguish between peaks of similar energies. The known peak centroid and the expected peak energy must fall within a certain energy range. % Resolution = FWHM (in channel or kev) E (centroid channel) Performed monthly. e. Source check – shows if the peaks of interest have been reported, shows the % gain of the peaks of interest, and shows the activity of the peaks. The peaks of interest must be reported, the % gain must be within +/- 2%, and the activity of the peaks must be within +/- 3 standard deviations. Performed once per shift. Objective B.23 Gain shifts the peaks. f. Background check – shows if the normal background of the area has changed. Performed once per day. 8. Conditions that affect spectroscopy equipment response. a. High humidity. b. Abnormal background. c. Electronic d. Extreme temperature. e. Sample geometry. f. RF interference. Objective B.24 P. Instrument Models and Detector Types 1. Ionization instrument models used at TVA include: a. RO-2A. b. RO-7. c. RSO-5. d. RSO-50. e. RSO-50E. f. RSO-500. Objective B.25 Slide 5 Slide 6 Attachment 6 Slide 7 2. Instrument models used at TVA that incorporate proportional detectors include: a. PC-5. b. PCM-1B. c. PCM-2 d. PNR-4 Slide 8 Attachment 7 Slide 9 Slide 10 3. Geiger-Mueller survey instruments used at TVA include: a. BC-4. b. E530-N. c. Lud-14C. 11
RadMeasurementInstrumentLessonPlan.docx