Ludlum Measurements, Inc.  Ludlum Model 44-21

  Beta Gamma Radiation Detector




Ludlum Model 44-21 Beta Gamma Radiation DetectorPART NUMBER: 47-1560

APPLICATION: beta, low energy gamma radiation detection
RADIATION DETECTOR: scintillator, 1 in. (2.54 cm) diameter x 1 mm thick Nal adhered to a 0.001 in. (0.03 cm) thick plastic scintillator
WINDOW: 3.4 mg/cm²
WINDOW AREA: 5.1 cm² active and open
): 38% - 125I; 19% - 129I; 5% - 14C; 28% - 32P

ENERGY RESPONSE: energy dependent (see graph below)

BACKGROUND (10 µR/hr): 450 cpm
COMPATIBLE INSTRUMENTS: general purpose radiation survey meters, ratemeters and scalers
PHOTOMULTIPLIER TUBE: 1.5 in. (3.8cm) diameter
OPERATING VOLTAGE: typically 500 to 1200 volts
CONNECTOR: series "C"
(others available)
SIZE: 2 x 7.3 in. (5.1 x 18.5 cm) (Dia x L), with connector cap
WEIGHT: 1 lb (0.5 kg)




 Options & Accessories


Ludlum Model 180-1 Radiation Sample Holder

Ludlum Model 180-1L Radiation Sample Holder

Ludlum Model 180-24 Radiation Sample Holder

Ludlum Sample Planchets  

Model 180-1

Sample Holder

Model 180-1L

Sample Holder

Model 180-24

Sample Holder

Sample Planchets  


 Technical Information


Data Sheet

Product Manual

CE Certificate Energy Response


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