Ludlum Model 3 Survey Meter with 44-9 pancake probe

Condition:  Very Good.  Functions properly
Guarantee:  15 day money back
Includes:  

• Ludlum Model 44-9 probe
• Probe cable
• Ludlum Model 3 Survey meter  

Application: Alpha, Beta, Gamma Survey, Sample Counting

Specifications:

• DETECTOR: GM Pancake
• Active/Open Area (cm2): 15/12, Window (mg/cm2): 1.7 Mica
• BACKGROUND: 60 cpm, Sensitivity: 3300 cpm/mR/hr
• DEADTIME:  80 microseconds
•  OPERATING VOLTAGE: 900 Vdc
• CONNECTOR: series "C" (others available)
• CONSTRUCTION: aluminum housing with beige powder-coat paint
• TEMPERATURE RANGE: 5 to 122 °F (-15 to 50 °C), may be certified for -40 to 150 °F (-40 to 65 °C)
• SIZE: 1.8 x 2.7 x 10.7 in. (4.6 x 6.9 x 27.2 cm) (H x W x L)
• WEIGHT: 1 lb (0.5 kg)
• CE CERTIFIED: yes

The Ludlum Model 44-9 Alpha Beta Gamma Radiation GM pancake type detector is one of the most popular radiation detectors used throughout the world.  This detector is sensitive to alpha, beta and gamma radiation, is enclosed within a rugged metal enclosure, and is conveniently shaped and sized for checking contamination on people and objects. This detector operates between 850 to 1000 volts and is compatible with any Ludlum instrument capable of supplying 900 VDC and an input sensitivity of 30 mV or higher.
Options:

• Ludlum Model 177 Alarm ratemeter  $450