Skip to Content


Request a Quote Online Training

Model 3

The Model 3 is Ludlum's best selling, general purpose, handheld, analog ratemeter known for accuracy and long-lasting dependability. It comes in a variety of measurement ranges and units to support the external radiation detector selected.



The cast aluminum instrument housing with a separate battery compartment and metal handle offer an industrial robustness and quality that promote long-lasting protection and instrument life. The front-panel controls include a rotary switch for selecting the four-decade range, instrument shut-off, and battery test, an audio on/off switch, a fast/slow response switch, and a count reset button.

A one meter (39 in.) straight type detector cable with "C" style connector is included in the price of the instrument.

  • Low price
  • Rugged
  • 4-Range Analog Ratemeter
  • Greater than 2000 Hour Battery Life
  • Supports GM & Scintillation Type Detectors
Request a quote Download Spec Sheet