Geiger counter with SI39G Geiger tube

An LND7317 tube has been connected through the Theremino Geiger sensor to an ESP8266 (Tasmota firmware). Every minute, a node.js app asks for the current count though MQTT, makes the CPM to uSv/h conversion, and finally sends it to ThingSpeak. Enjoy! :-)

Data collection of background Radiation count/Dose, Temperature, Humidity, Atmospheric pressure (Installed outdoor since Dec 22 2017) Using GK-Radmon + v2.1

This is a Rad-Mon+ Geiger Counter located at the Cly Institute for Radio Research, directly West of 3 Mile Island.

Background Radiation. Milford, MI 48380

Indoor background radiation measured with a J305 Geiger-Müller tube in an office in The Netherlands.

Local radiation detection by a SBM-20 Geiger-muller tube

Radiation level in Nørresundby, Denmark

Count per minute (cpm) radiation level. The tube used detects Beta and Gamma radiation (no Alpha). Conversion factor cpm to μSv/h is 0.00812 (as per manufacturer specs).

Data from my Geiger counter sensor

Radiation monitoring station in Kingston, Ontario using Alara Consultant Inc's Radiation Alert Inspector USB.

Radiation monitoring station in Beauval Saskatchewan. Monitors radiation using a USB Inspector in [cpm].

Monitors radiation levels in CPM

GK-B5 Radiation Monitor with GK-Wifi logger located in Sheffield, MA

An SBM-20 Geiger tube based Geiger counter near Barcelona, Spain.