Monitoring Systems Area Monitor Controllers LUDLUM Model 375Area Monitor Controller LUDLUM Model 375-DualArea Monitor Controller LUDLUM Model 3276Area Monitor Controller Area Monitoring Systems LUDLUM Model 375/1Digital Area Monitor LUDLUM Model 375/2Digital Area Monitor LUDLUM Model 375/4Digital Area Monitor LUDLUM Model 375/9Digital Area Monitor LUDLUM Model 375/10Digital Area Monitor LUDLUM Model 375/31HArea Monitor with Neutron Detector Portal Monitors LUDLUM Model 52Portable Portal Monitor LUDLUM Model 52-1, 52-5 & 52-6 SeriesPortable Portal Monitor LUDLUM Model 52-8 SeriesOutdoor Portal Monitor LUDLUM Model 53Gamma Portal Monitor Monitoring Systems LUDLUM Model 375-20Radiation Monitoring System LUDLUM Model 375-30Radiation Monitoring System LUDLUM Model 375P-336 SeriesRadiation Monitoring System LUDLUM Model 375P-1000Outdoor Radiation Monitoring System LUDLUM Model 375P-2000Outdoor Radiation Monitoring System Contamination Monitors LUDLUM Model 239-1F SeriesAlpha-Beta Floor Contaminatiuon Monitor LUDLUM Model 3002/FM SeriesAlpha-Beta Floor Monitor LUDLUM Model 240 SeriesAlpha-Beta Floor and Wall Monitor Article Monitors LUDLUM Model 54Small Article Monitor LUDLUM Model 54ASmall Article Monitor LUDLUM Model 54R SeriesRetrofit Option for Small Article Monitor Air Monitors LUDLUM Model 334AAlpha Air Monitor LUDLUM Model 334AB-GAlpha-Beta Air Monitor LUDLUM Model 3101Portable Tritium in Air Monitor LUDLUM Model 3100Portable Tritium in Air Monitor Hand & Foot Monitors LUDLUM Model 215Alpha Frisker Station LUDLUM Model 3276HFMLow Cost Hand & Foot Monitor LUDLUM Model 3277HFMCompact Alpha-Beta Hand & Foot Monitor LUDLUM Model 4901PBeta-Gamma Hand & Foot Monitor LUDLUM Model 4906AAlpha Hand & Foot Monitor LUDLUM Model 4906ABAlpha-Beta Hand & Foot Monitor LUDLUM Model 4906PAlpha-Beta-Gamma Hand & Foot Monitor LUDLUM Model HFC-8Hand, Foot & Clothing Monitor LUDLUM Model 177HFMLow Cost Hand & Foot Monitor Body Monitors Vehicle Monitors LUDLUM Model 4525 SeriesRadiation Portal Monitor LUDLUM Model 52-8 SeriesOutdoor Portal Monitor Scrap Monitoring Systems LUDLUM Model 375P-1000Outdoor Radiation Monitoring System LUDLUM Model 375-600Digital Area Monitor for Small Areas LUDLUM Model 375P-2000Outdoor Radiation Monitoring System Laundry Monitors LUDLUM Model 329-32Laundry Contamination Monitor