{"product_id":"ludlum-model-44-40-lead-shielded-pancake-style-gm-probe","title":"Ludlum Model 44-40 Lead Shielded pancake style GM Probe","description":"\u003cp\u003eLudlum Model 44-40\u003c\/p\u003e\n\u003cdiv class=\"detailWordsHeading\"\u003eSpecifications\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"color: #000000;\"\u003eINDICATED USE: alpha, beta, gamma survey; sample counting\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eDETECTOR: pancake-type, halogen quenched GM\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eWINDOW: 1.7 \u003cspan style=\"text-decoration: underline;\"\u003e+\u003c\/span\u003e 0.3 mg\/cm² mica with stainless steel protective screen\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eWINDOW AREA: 15.51 cm² (2.4 in²) active, 12.26 cm² (1.9 in²) open\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eEFFICIENCY (4π): 5% for \u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e14\u003c\/sup\u003e\u003c\/span\u003eC; 22% for \u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e90\u003c\/sup\u003e\u003c\/span\u003eSr\/\u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e90\u003c\/sup\u003e\u003c\/span\u003eY; 19% for \u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e99\u003c\/sup\u003e\u003c\/span\u003eTc; 32% for \u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e32\u003c\/sup\u003e\u003c\/span\u003eP; 15% for \u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e239\u003c\/sup\u003e\u003c\/span\u003ePu\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eSENSITIVITY (\u003cspan style=\"font-size: 8pt;\"\u003e\u003csup\u003e137\u003c\/sup\u003e\u003c\/span\u003eCs gamma): 3300 cpm\/mR\/hr\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eENERGY RESPONSE: energy dependent, see curve below\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eBACKGROUND: 25 cpm\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eGAMMA FRONT TO BACK RATIO: 4 to 1\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eLEAD SHIELD THICKNESS: 1.3 cm (0.50 in.)\u003cbr\u003e\nDEAD TIME: 80 microseconds\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eOPERATING VOLTAGE: 900 volts\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eCONSTRUCTION: painted lead housing\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eSIZE: 11.4 x 10.2 x 16.5 cm (4.5 x 4 x 6.5 in.) (H x W x L)\u003c\/span\u003e\u003cbr\u003e\n\u003cspan style=\"color: #000000;\"\u003eWEIGHT: 2.5 kg (5.5 lb)\u003c\/span\u003e\n\u003c\/div\u003e","brand":"Ludlum","offers":[{"title":"Default Title","offer_id":43427527393334,"sku":"214772321","price":525.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0649\/9853\/9318\/files\/922157177_214772321-1.png?v=1737475324","url":"https:\/\/www.chpconsultants.com\/products\/ludlum-model-44-40-lead-shielded-pancake-style-gm-probe","provider":"CHPConsultants","version":"1.0","type":"link"}