Ludlum 3 Survey Meter Geiger Counter w/ 44-3 Gamma Detector Probe

Description

Ludlum 3 Survey Meter Geiger Counter w/ 44-3 Gamma Detector Probe Adjustable high voltage to 1500 volts. Four counting ranges are x0.1, x1, x10, x100. It is supplied with built-in speaker. *This meter has (1) arc reading from 0-5K* Features: Utilizes G-M, or Scintillation Detectors Typical Counting Range from 0 - 200 mR/hr, or 0 - 500,000 cpm Specifications: METER DIAL: 0 - 2 mR/hr, or 0 - 5k cpm, BAT TEST MULTIPLIERS: X0.1, X1, X10,X100 THRESHOLD: 30 mV ± 10 mV SIZE: 6.5"H X 3.5"W X 8.5" L WEIGHT: 3.5 lbs. 44-3 Gamma Dectector Probe Specifications: INDICATED USE: 125I and low energy gamma survey SENSITIVITY: 675 cpm/µR/hr (125I) BACKGROUND (10 µR/hr): Shipping: Domestic- Free shipping to the continental USA! International- Please use the shipping calculator!
Ludlum 3 Survey Meter Geiger Counter w/ 44-3 Gamma Detector Probe
Ludlum 3 Survey Meter Geiger Counter w/ 44-3 Gamma Detector Probe
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Description
Ludlum 3 Survey Meter Geiger Counter
w/ 44-3 Gamma Detector Probe
From the manufacturer:
The Ludlum 3 survey meter / geiger counter is the industry standard of radiation survey meters. It operates on two "D" cells (not included) for approximately 2000 hours. The Ludlum Model 3 has adjustable high voltage to 1500 volts and includes external calibration controls. The four counting ranges are x0.1, x1, x10, x100. Typical Counting Range is from 0 - 200 mR/hr, or 0 - 500,000 cpm. The Ludlum Model 3 is supplied with built-in speaker.
*This meter has (1) arc reading from 0-5K*
Features:
4 Ranges
Utilizes G-M, or Scintillation Detectors
Typical Counting Range from 0 - 200 mR/hr, or 0 - 500,000 cpm
Greater Than 2000 Hour Battery Life
Specifications:
Ludlum Model 3 Survey Meter:
INDICATED USE: General purpose survey
COMPATIBLE DETECTORS: G-M, scintillation
METER DIAL: 0 - 2 mR/hr, or 0 - 5k cpm, BAT TEST (others available)
MULTIPLIERS: X0.1, X1, X10,X100
LINEARITY: Reading within ±10% of true value with detector connected
CONNECTOR: Series "C" (others available)
AUDIO: Built in unimorph speaker with ON/OFF switch (greater than 60 dB at 2 feet)
CALIBRATION CONTROLS: Accessible from front of instrument (protective cover provided)
HIGH VOLTAGE: Adjustable from 200 - 1500 volts
THRESHOLD: 30 mV ± 10 mV
RESPONSE: Toggle switch for FAST (4 seconds) or SLOW (22 seconds) from 10% to 90% of final reading RESET: Push-button to zero meter
POWER: 2 each "D" cell batteries (housed in sealed compartment that is externally accessible)
BATTERY LIFE: Typically greater than 2000 hours with alkaline batteries (battery condition can be checked on meter)
METER: 2.5" (6.4 cm) arc, 1 mA analog type
CONSTRUCTION: Cast and drawn aluminum with beige polyurethane enamel paint
TEMPERATURE RANGE: -4°F(-20°C) to 122°F(50°C)
May be certified for operation from -40°F(-40°C) to 150°F(65°C)
SIZE: 6.5" (16.5 cm)H X 3.5" (8.9 cm)W X 8.5" (21.6 cm)L
WEIGHT: 3.5 lbs. (1.6 kg) including batteries
Ludlum 44-3 Gamma Dectector Probe Specifications:
INDICATED USE: 125I and low energy gamma survey
SUGGESTED INSTRUMENTS: general purpose survey meters, ratemeters, and scalers
DETECTOR TYPE: scintillator, 2.5 cm (1 in.) diameter x 1 mm thick Nal(TI) crystal
ENTRY WINDOW: 18.4 mg/cm²
WINDOW AREA: 5 cm² (0.8 in²) active and open
SENSITIVITY: 675 cpm/µR/hr (125I)
BACKGROUND (10 µR/hr):
EFFICIENCY (4π): 33.5%–125I
RECOMMENDED ENERGY RANGE: 10–60 keV
ENERGY RESPONSE: energy dependent
PHOTOMULTIPLIER TUBE: 3.8 cm (1.5 in.) diameter
OPERATING VOLTAGE: typically 500–1200 volts
CONNECTOR: series "C"
SIZE: 5.1 X 17.8 cm (2 x 7 in.) (Dia x L)
Condition:
The survey meter and probe are in good cosmetic condition with minor scratches, wear and faint writing in marker present from prior use. The meter powers on and is responding as it should. Tested witha check source (not included). The needle on the meter is going back and forth and the volume is loud and clear when the audio knob switch is on. This unit may need to be calibrated.
Please see photos for details. What you see pictured is exactly what you will receive!
(30) Day Money Back Guarantee
Return it in (30) days for a full refund, less all shipping costs.
Shipping:
Domestic- Free shipping to the continental USA!
International- Please use the shipping calculator!
Attention International Buyers!
We will not state a price on customs or shipping forms other than the actual final bid price. We ask our customers not to make such requests as these requests cannot be honored. Please bid accordingly.
PAYMENT INFORMATION
I accept the following payment methods:
Paypal & Major Credit Cards
Thank you for viewing our listing. Please feel free to contact us for any of your specific medical or laboratory equipment needs.
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