Ludlum model 2221 Digital Scaler/Ratemeter Single Channel Analyzer Older versions Beta Detector These were originally built to

These were originally built to operate with Protean automatic sample counters and have a smart head that can be loaded into the Protean sample counter and transmit all the sample data automatically

Its size and shape provide easy handling for surveying or personnel monitoring

Pro (see Ebay item 401468071255) to this meter for $499 and digitally record and easily share all your measurements (a $100 discount off the regular price when you buy one of our meters):

These are the single door variety

which runs on a separate computer

Ludlum model 2221 Digital Scaler/Ratemeter Single Channel Analyzer Older versions Beta Detector These were originally built toPortable Digital Scaler Rate Meter. Easy to switch settings for various probes. Digital Radiation Ratemeter with Built In Scaler Dual Analog Meter and Digital LCD Presentation Rich Array of Discrete Front Panel Controls with digital output of each reading Single Channel Analyzer with threshold settings for alpha, beta, and gamma discrimination Wide Range HV Overload Protection Supports GM, Proportional and Scintillation Detectors Add a Counts. Pro for