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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
With the communicator
BACKGROUND: alpha: 3 cpm or less
NOTE: Images are stock photos
Ludlum Model 44-40 Lead Shielded pancake style GM Probe Teledyne With the communicatorLudlum Model 44 40 Specifications INDICATED USE: alpha, beta, gamma survey; sample counting DETECTOR: pancake type, halogen quenched GM WINDOW: 1. 7 + 0. 3 mg cm mica with stainless steel protective screen WINDOW AREA: 15. 51 cm (2. 4 in) active, 12. 26 cm (1. 9 in) open EFFICIENCY (4): 5% for 14C; 22% for 90Sr 90Y; 19% for 99Tc; 32% for 32P; 15% for 239Pu SENSITIVITY (137Cs gamma): 3300 cpm mR hr ENERGY RESPONSE: energy dependent, see curve below
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