---
title: "Model PM1703MO1-1BT (PRD) Personal Radiation Detector and Dosimeter [Obsolete]"
date: 2024-12-19T09:14:23Z
modified: 2026-05-05T15:36:42Z
permalink: "https://www.berkeleynucleonics.com/model-pm1703mo-1-prd/"
type: page
status: publish
excerpt: ""
wpid: 18894
---

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####  When were neutrons discovered? 

 



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See this article: [https://www.berkeleynucleonics.com/december-3th-2020-history-neutron-detection](/december-3th-2020-history-neutron-detection)