LUDLUM MEASUREMENTS 44-122-3 Alpha Beta Gamma Detector Array Instruction Manual
LUDLUM MEASUREMENTS 44-122-3 Alpha Beta Gamma Detector Array Model 44-122-3 Alpha, Beta and Gamma Detector Introduction The Ludlum Model 44-122-3 GM (Geiger-Mueller) detector array detects alpha, beta, and gamma radiation. It incorporates five individual pancake GM tubes for surveying large…