Ludlum 44-20

Ludlum 44-20

Gamma Probe

NaI 3″x3″ probe with gamma scintillator used for high energy gamma surveys. High sensitivity gamma survey when used with polyshield as collimator.

Weekly Price: $250 Price/4 Weeks: $450

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Description

ENERGY RESPONSE: Energy dependent
OPERATING VOLTAGE: Typically 500 – 1200 volts
CONSTRUCTION: Integral-line
SCINTILLATOR: 3″ diameter x 3
SENSITIVITY: Typically 2300 cpm/mR/hr (137Cs gamma)
SUGGESTED INSTRUMENTS: SCA/MCA
SIZE: 3.3″ diameter x 11.3″ L (8.3 x 28.7 cm)
WEIGHT: 3.7 lbs (1.7 kg)
BACKGROUND: 23 kcpm
PHOTOMULTIPLIER TUBE: 3″ (7.6 cm) diameter

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