Ludlum Model 239-1F Floor monitor cart with Ludlum Model 43-37 Detector Geiger Mueller (GM) Pro (see Ebay item 401468071255)

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):

INDICATED USE: gamma monitoring

but can be used separately

• Automatic gas supply system

Ludlum Model 239-1F Floor monitor cart with Ludlum Model 43-37 Detector Geiger Mueller (GM) Pro (see Ebay item 401468071255)The Model 239 1F Floor Monitor is a gas proportional floor monitor detector mounted on a roll around cart. The instrument features a flow system, quick connects, a regulator, a gas bottle mount, and a means to adjust the height of the detector from the floor for optimum performance. A nuclear counting gas bottle and a survey instrument are additionally required for the operation of the floor monitor. Add a Counts. Pro for $499 to digitize your surveys