P.O. Box 666
Chesterland, OH 44026
Phone: (800) 795-5226
Fax: (440) 729-8238
Radiation Therapy
3-D Water Phantom Dosimetry
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Detectors :
Ludlum Model 44-25 Alpha, Beta, Gamma GM Detector
Ludlum Model 44-25
Alpha, Beta, Gamma GM Detector
Part Number 47-1508
INDICATED USE:
Alpha, beta, gamma survey
DETECTOR:
4 ea. pancake type halogen quenched GM
WINDOW:
1.7
+
0.3 mg/cm
2
mica
EFFICIENCY (4pi):
5%-
14
C; 22%-
90
Sr/
90
Y; 19%-
99
Tc; 32%-
32
P; 15%-
239
Pu
ENERGY RESPONSE:
Energy dependent
OPERATING VOLTAGE:
900 volts
WINDOW AREA:
62 cm
2
active; 50 cm
2
open
SENSITIVITY:
Typically 13,200 cpm/µR/hr
BACKGROUND:
240 cpm
SUGGESTED INSTRUMENTS:
General purpose survey meters, ratemeters, and scalers
CONSTRUCTION:
Black ABS plastic with stainless steel protective screen
SIZE:
3.5" H x 4.5" W x 7.8" L (8.9 x 11.4 x 19.8 cm)
WEIGHT:
2 lb (0.9 kg)
Click Here to Download a Printable Information Sheet. (.pdf format)
PH 1-800-795-5226
FAX 440-729-8238
P.O. Box 666 Chesterland, OH 44026
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