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General purpose log ratemeter for area monitoring
Thorium -230
THRESHOLD: adjustable from 1
• Operating Temp: -30 ºC to 60 ºC
COMPATIBLE INSTRUMENTS: Ludlum Models 12
Ludlum 43-20 Gas Proportional Detector Teledyne General purpose log ratemeter forThe Model 43 20 is very similar to the Model 43 68 which replaced it. You get these at a slight discount. A large area gas proportional detector for use in simultaneous alpha beta surveys as well as alpha or beta survey Add a Counts. Pro for $499 to turn your meter into a digital scaler ratemeter cloud connected datalogger! Take your meter to the next level with Counts. Pro INDICATED USE: Alpha beta survey RECOMMENDED COUNTING GAS: P 10 (10% methane,