Tube: SBM-20M Small Geiger Muller
Pictures: Details: Compact Geiger Muller tube, the SBM-20M shows an excellent sensitivity for its small size. It was designed for hard beta and gamma radiation, and the particular tubes in…
Post Beta hardware iteration
For the Portable Environmental Monitor beta release, both the project summary and the system design document presented some of the things to improve next. The first PCB was fine, but…
The first prototype
It's been a crazy run, trying to make this happen. After less then one month I now have the first functional hardware iteration or the first prototype. The Portable Environmental…
Tube: SBT-9 End Window Geiger tube
Pictures: This is a rare Geiger Muller tube with a mica end window that allows it to detect alpha, beta and gamma radiation. It is a good substitute for the…
Tube: LND-712 End Window Alpha-Beta-Gamma Detector
Pictures: An excellent miniature mica window Geiger tube, suitable for detecting Alpha, Beta and Gamma radiation. As of 2015, it was selected for the uRADMonitor D series of radiation detectors.…
3V to 400V regulated inverter for Geiger counters
A robust regulated high voltage supply, an inverter (boost converter / step-up) 3V to 400V for portable applications.
Tube: SI-29BG (CИ-29БГ) Sensitive Small Geiger Muller
The SI-29BG comes with a good size / sensitivity ratio. These tubes are suitable for detecting beta and gamma radiation.
Tube: VA-Z431 Geiger tube
VA-Z431 test tube shaped geiger muller tube for liquids.
Top 10 Radioactive Electronic Tubes
Some of these tubes contain small quantities of Cesium-137, Cobalt-60, Radium-226, Krypton-85. The radioactive elements have been added to increase the electronic response by improving the internal ionization processes.