Radiation Safety & Protection, LLC


  • Home
  • Ludlum Products
    • New Products
    • Radiation Meters >
      • General Purpose Meters
      • Ion Chambers
      • MicroR Meters
      • Neutron Meters
      • Friskers
      • Isotope Identifiers
      • Data Logging Meters
      • Multi-Detector Meters
      • Telescoping Meters
      • Scaler & Ratemeters
      • Personal Meters & Dosimetry
      • Pocket Meters
      • Benchtop Counters
      • Radiography Meters
      • Intrisically Safe Meters
      • Pulse Generators
      • Meter Accessories
    • Radiation Detectors >
      • Alpha
      • Beta
      • Gamma
      • Alpha/Beta
      • Alpha/Beta/Gamma
      • Beta/Gamma
      • Neutron
      • Pipe Detectors
      • Detector Accessories
    • Sample Counters >
      • Ludlum Alpha/Beta Counters
      • Protean Alpha/Beta Counters
      • Gamma Counters
      • Counter Electronics
      • Counter Heads
      • Sample Holders
      • Sample Planchets
    • Area Monitors >
      • Area Monitors
      • Area Monitor Controllers
      • Area Monitor Accessories
    • Air Monitors >
      • Alpha Beta Air Monitors
      • Tritium Air Monitors
    • Contamination Monitors >
      • Article Monitors
      • Hand & Foot Monitors
      • Portal Monitors
      • Body Monitors
      • Laundry Monitors
      • Floor Monitors
    • Waste Monitors
    • Metal Recycling >
      • Radiation Portal Monitors
      • Conveyor Monitors
      • Bag House Monitors
      • Slug Sample Monitors
      • Handheld Meters
    • Emergency Response >
      • Emergency Response Kits
      • Emergency Portal Monitors
      • Decontamination Kits
    • NORM Meters
    • Medical Physics >
      • Diagnostic Test Tools
      • Mammography Test Tools
      • CT/MRI Phantoms
      • Ultrasound Phantoms
      • Nuclear Medicine
      • Shielding Products
    • Catalogs & Price List
    • Ludlum Support
  • Bladewerx Products
  • Shieldwerx Products
  • Contacts
  • Radiation Resources
    • Radiation In Everyday Life
    • Radiation Safety
    • Radiation Detection & Measurement
    • Emergency Response
    • Government
    • Nuclear Power
    • Medical
    • Metal Recycling & Waste Management
    • Associations & Organizations
    • Journals & Magazines
    • International
    • Health Physics
    • Radiation FAQ's
    • ​Radiation Glossary
    • ​Radiation Abbreviations & Acronyms

Picture

​Ludlum Alpha/Beta/Gamma Radiation Detectors


Picture
Model 44-7
Ludlum Part Number: 47-1536
Alpha/Beta/Gamma Survey; Sample Counting
End Window GM Radiation Detector
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 2100 cpm/µR/hr
Energy Response: Energy Dependent
Background: 40 cpm
Efficiency: 2% C-14; 10% Sr-90/Y-90; 7% Tc-99; 7% Pu-239; 0.1% I-125
Window Active Area: 6 cm²
Window Open Area: 7 cm²
Data Sheet
Product Manual
Detector Clips

Picture
Model 44-9
Ludlum Part Number: 47-1539
Alpha/Beta/Gamma Survey; Sample Counting
Pancake GM Radiation Detector
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 3300 cpm/µR/hr
​Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239; 0.2% I-125; <1% Tc-99m
​​​Energy Response: Energy Dependent
Background: 60 cpm
Window Active Area: 15.51 cm²
Window Open Area: 12.26 cm²
Data Sheet
Product Manual
Detector Clips
Response Curve​

Picture
Model 44-9 DOSE
Ludlum Part Number: 47-3789
Alpha/Beta/Gamma Survey; Sample Counting
Pancake GM Radiation Detector
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 3300 cpm/µR/hr​
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239; 0.2% I-125; <1% Tc-99m
​​​Energy Response: Energy Dependent
Background: 60 cpm
Window Active Area: 15.51 cm²
Window Open Area: 12.26 cm²
Dose Filter Flattens Energy Response for Measuring Dose Rate
Model 44-9 Data Sheet
Dose Filter Data Sheet
Energy Compensation Report

Picture
Model 44-9-18
Ludlum Part Number: 47-2940
Alpha/Beta/Gamma Survey; Sample Counting
Pancake GM Radiation Detector with Telescoping Handle and Flexible Tube
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 3300 cpm/µR/hr
Energy Response: Energy Dependent
​​​Background: 60 cpm
​Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239; 0.2% I-125; <1% Tc-99m
Window Active Area: 15.51 cm²
Window Open Area: 12.26 cm²
Data Sheet
Product Manual​
Response Curve​​

Picture
Model 44-40
Ludlum Part Number: 47-1538
Alpha/Beta/Gamma Survey; Sample Counting
Pancake GM Detector with Lead Shielding
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 3300 cpm/µR/hr
Energy Response: Energy Dependent
Background: 25 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239; 0.2% I-125
Window Active Area: 15.51 cm²
Window Open Area: 12.26 cm²
Data Sheet
Product Manual
Detector Clips

Picture
Model 44-40-2
Ludlum Part Number: 47-2758
Alpha/Beta/Gamma Survey; Sample Counting
Pancake GM Radiation Detector with Aluminum-Cased Lead Shielding
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 3300 cpm/µR/hr
​Energy Response: Energy Dependent
​​Background: 25 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239; 0.2% I-125
Window Active Area: 15.51 cm²
Window Open Area: 12.26 cm²
Data Sheet
Product Manual

Picture
Model 44-88
Ludlum Part Number: 47-2356
Alpha/Beta/Gamma Survey; Sample Counting
Pancake GM Radiation Detector
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 3300 cpm/µR/hr
Energy Response: Energy Dependent
Background: 60 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239
Window Active Area: 15.51 cm²
Window Open Area: 12.26 cm²
Data Sheet
Product Manual

Picture
Model 44-89
Ludlum Part Number: 47-2357
Alpha/Beta/Gamma Survey; Sample Counting
4 Pancake GM Radiation Detectors in Square Configuration
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 13,200 cpm/µR/hr
Energy Response: Energy Dependent
​Background: 240 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239
Window Active Area: 62 cm²
Window Open Area: 50 cm²
Data Sheet
Product Manual

Picture
Model 44-94
Ludlum Part Number: 47-2390
Alpha/Beta/Gamma Survey; Sample Counting
4 Pancake GM Detectors in Diamond Configuration
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Sensitivity (Cs-137): 13,200 cpm/µR/hr
Energy Response: Energy Dependent
​Background: 240 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239
Window Active Area: 62 cm²
Window Open Area: 50 cm²
Data Sheet
Product Manual

Picture
Model 44-25
Ludlum Part Number: 47-1508
Alpha/Beta/Gamma Radiation Hand Monitor
2 Pancake GM Radiation Detectors
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Can be used with Model 44-26 Foot Detector and Model 177 Benchtop Counter for Low Cost Hand and Foot Monitor
Sensitivity (Cs-137): 6,600 cpm/µR/hr
Energy Response: Energy Dependent
Background: 120 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239
Window Active Area: 31 cm²
Window Open Area: 18 cm²
Data Sheet
Product Manual

Picture
Model 44-26
Ludlum Part Number: 47-1509
Alpha/Beta/Gamma Radiation Foot Monitor
3 Pancake GM Radiation Detectors
Used with Ludlum General Purpose Radiation Survey Meters, Ratemeters, Scalers
Can be used with Model 44-25 Hand Detector and Model 177 Benchtop Counter for Low Cost Hand and Foot Monitor
Sensitivity (Cs-137): 9,900 cpm/µR/hr
Energy Response: Energy Dependent
Background: 120 cpm
Efficiency: 5% C-14; 22% Sr-90/Y-90; 19% Tc-99; 32% P-32; 15% Pu-239
Window Active Area: 31 cm²
Window Open Area: 18 cm²
Data Sheet
Product Manual


         Home          Contacts          Terms & Conditions          Privacy Policy          Disclaimer          
Picture
Radiation Safety & Protection, LLC
6555 Sugarloaf Parkway  Suite 307-333  Duluth, GA 30097
Phone: (770) 363-0925  Email:  sales@radsafetypro.com

                                     Copyright © 2021, Radiation Safety & Protection, LLC  All Rights Reserved