Ludlum Model 19 MicroR Meter - Classic Style - Blemished Glass

The Ludlum Model 19 is a classic portable radiation survey meter widely used for measuring low‑level gamma and X‑ray radiation. Known for its rugged construction and straightforward analog operation, the older‑style Model 19 has long been a staple in health physics programs, laboratories, nuclear facilities, and emergency response kits.
This instrument features a large, easy‑to‑read analog meter with selectable measurement ranges, making it well suited for surveying ambient radiation levels and identifying changes above background. Its simple control layout and dependable performance have made it a trusted workhorse for decades, particularly in environments where durability and ease of use are essential.
Designed to operate with external micro‑roentgen (µR/hr) probes, the Model 19 offers flexibility for a variety of low‑level radiation monitoring tasks. The older style units reflect Ludlum’s traditional design philosophy—solid, serviceable, and built to withstand field use—continuing to be valued by professionals who prefer analog instrumentation.

Add a Counts.Pro for to digitize and record your Model 19 surveys and turn your meter into a digital scaler/ratemeter/cloud connected GPS datalogger! Counts.Pro gives you count data for each reading thereby allowing you to accurately measure slight variations in radiation background using timed counts and recording the data. The GPS Ability allows you to create survey maps of count rate overlaid to arial surveys. Take your meter to the next level with Counts.Pro