Slightly Used: FIDLER Low Energy Gamma Detector - Model 44-213

3 each Used: FIDLER Low Energy Gamma Detector - Model 44-213 (pictures in link below)
DISCOUNTED 50%+: $4,070 each (total of $12,210) or  buy all three for an additional discount (bulk sale price of $3,500/ea = $10,500). Will throw in the probe holders for free. Buyer pays for and arranges shipping. Location: Oak Ridge
NOTE: These probes were utilized on one project for the final status survey teams.Great condition. 

INDICATED USE: low energy gamma survey
SUGGESTED INSTRUMENTS: general purpose survey meters, ratemeters, and scalers
DETECTOR TYPE: scintillator, 12.7 cm (5 in.) diameter x 1.2 mm (0.050 in.) thick CsI crystal
DATA RANGE: 0 – 1,500,000 cpm
WINDOW: 10.6 mg/cm² metalized polyester
WINDOW AREA: 127 cm² (10.6 in²) active and open
BACKGROUND (10 μR/hr): <9000 cpm (gross counting)
EFFICIENCY (4π): 13% for 241Am; 8% for natural U
ENERGY RESPONSE: energy dependent
PHOTOMULTIPLIER TUBE: 12.7 cm (5.0 in.) diameter
CONSTRUCTION: aluminum housing
TEMPERATURE RANGE: -15 TO 50 °C (5 to 122 °F), may be certified to operate from -40 to 65 °C (-40 to 150 °F)
CONNECTOR: series “C”, others available
SIZE: 15.2 x 23.6 cm (6 x 9.3 in.) (Dia x L)
WEIGHT: 3.2 kg (7 lb)
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