
Safecast and SaveDnipro announce the completion of the first phase of their independent realtime rad…
The resilient system will enhance early-detection capability of radiation releases from the Russian-occupied Zaporizhzhia Nuclear Power Plant and elsewhere in the conflict zone

Safecast introduces our latest open-source Geiger counter: The bGeigieZen

Safecast Proposes Real-Time Radiation Monitoring Network for Darlington Nuclear Station
Published on June 12, 2025 by Marc Prosser Safecast has submitted a formal proposal to the Canadian Nuclear Safety Commission (CNSC) to establish a real-time radiation and environmental sensor network around Ontario’s Darlington Nuclear Generating Station (DNGS), located on the shore of Lake Ontario. To provide real-world examples of the network’s potential benefits, Safecast has launched a demonstration project of three sensors in the area, which provide real-time, openly accessible data. Th...
Updates from Safecast on how open environmental data empowers citizens and communities worldwide.



Safecast and SaveDnipro announce the completion of the first phase of their independent realtime rad…
The resilient system will enhance early-detection capability of radiation releases from the Russian-occupied Zaporizhzhia Nuclear Power Plant and elsewhere in the conflict zone

Safecast introduces our latest open-source Geiger counter: The bGeigieZen

Safecast Proposes Real-Time Radiation Monitoring Network for Darlington Nuclear Station
Published on June 12, 2025 by Marc Prosser Safecast has submitted a formal proposal to the Canadian Nuclear Safety Commission (CNSC) to establish a real-time radiation and environmental sensor network around Ontario’s Darlington Nuclear Generating Station (DNGS), located on the shore of Lake Ontario. To provide real-world examples of the network’s potential benefits, Safecast has launched a demonstration project of three sensors in the area, which provide real-time, openly accessible data. Th...
Updates from Safecast on how open environmental data empowers citizens and communities worldwide.

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Safecast is excited to share a few recent developments in the bGeigieZen Geiger counter ecosystem and give you a glimpse into some of the upgrades we are currently working on.

After extensive work, the Safecast team has successfully extended the bGeigieZen’s battery life from 16 hours to up to 40 hours on a single charge, depending on the operating mode. This improvement was achieved by switching to the latest 4000mAh Vapcell N40 18650 battery and optimizing the device’s power consumption.
One of the most intuitive new features of the bGeigieZen is the addition of sound. Audible radiation counts introduce a powerful layer of immediacy and accessibility, the key reasons behind this upgrade. While earlier versions of the bGeigieNano offered limited sound feedback, the initial bGeigieZen models lacked this feature entirely.
Now, the latest beta firmware includes a software-controlled audio option, delivering clear, efficient, and customizable click sounds. This enhancement makes it easier to use the device in the field and brings radiation data to life in a way that’s both practical and engaging.
Whether you’re collecting data or demonstrating how radiation detection works, sound now helps make the invisible audible and relatable.


We’re also making steady progress in upgrading the GPS capabilities of the bGeigieZen. One of the most frequently requested improvements has been more reliable GPS tracking during flights. Standard GPS modules often struggle to provide accurate location data when airborne due to hardware constraints and legal restrictions related to high-altitude and high-speed positioning.
Two members of our development team are actively focused on this challenge. Early tests of new configurations and firmware adjustments have shown promising results, allowing the Zen to better acquire and retain GPS signals while in flight mode.
There’s still work ahead, but we’re confident this upgrade will significantly benefit users who collect data while traveling.
We’re excited to share progress on our ongoing shift toward fully open-source hardware and software. While this transition is still in motion, our goal is clear: to make Safecast’s tools transparent, customizable, and truly community-owned.
By reducing reliance on proprietary components and commercial licenses, we aim to foster broader collaboration and ensure long-term sustainability. Already, we’re seeing the benefits incliuding faster prototyping, smoother integration, and simpler workflows for contributors helping to advance both hardware and firmware.
Some parts of this transition will take time, but we’re committed to sharing updates as we move forward. Your feedback and involvement remain essential to this open future.

As always, we’re guided by the needs and feedback of our community. If you’re testing new features, building your own custom bGeigieZen, or interested in helping us take on the next set of challenges, we’d love to hear from you!
If you have questions or feedback about these updates, please join the conversation in our forum or reach out to the development team directly via GitHub.
For more information about the bGeigieZen visit https://bgeigiezen.safecast.jp
To become a Safecast volunteer… please get in touch!
To stay in touch with latest Safecast news… follow us on Facebook!
To make a donation… please check out our donation page!
Safecast is excited to share a few recent developments in the bGeigieZen Geiger counter ecosystem and give you a glimpse into some of the upgrades we are currently working on.

After extensive work, the Safecast team has successfully extended the bGeigieZen’s battery life from 16 hours to up to 40 hours on a single charge, depending on the operating mode. This improvement was achieved by switching to the latest 4000mAh Vapcell N40 18650 battery and optimizing the device’s power consumption.
One of the most intuitive new features of the bGeigieZen is the addition of sound. Audible radiation counts introduce a powerful layer of immediacy and accessibility, the key reasons behind this upgrade. While earlier versions of the bGeigieNano offered limited sound feedback, the initial bGeigieZen models lacked this feature entirely.
Now, the latest beta firmware includes a software-controlled audio option, delivering clear, efficient, and customizable click sounds. This enhancement makes it easier to use the device in the field and brings radiation data to life in a way that’s both practical and engaging.
Whether you’re collecting data or demonstrating how radiation detection works, sound now helps make the invisible audible and relatable.


We’re also making steady progress in upgrading the GPS capabilities of the bGeigieZen. One of the most frequently requested improvements has been more reliable GPS tracking during flights. Standard GPS modules often struggle to provide accurate location data when airborne due to hardware constraints and legal restrictions related to high-altitude and high-speed positioning.
Two members of our development team are actively focused on this challenge. Early tests of new configurations and firmware adjustments have shown promising results, allowing the Zen to better acquire and retain GPS signals while in flight mode.
There’s still work ahead, but we’re confident this upgrade will significantly benefit users who collect data while traveling.
We’re excited to share progress on our ongoing shift toward fully open-source hardware and software. While this transition is still in motion, our goal is clear: to make Safecast’s tools transparent, customizable, and truly community-owned.
By reducing reliance on proprietary components and commercial licenses, we aim to foster broader collaboration and ensure long-term sustainability. Already, we’re seeing the benefits incliuding faster prototyping, smoother integration, and simpler workflows for contributors helping to advance both hardware and firmware.
Some parts of this transition will take time, but we’re committed to sharing updates as we move forward. Your feedback and involvement remain essential to this open future.

As always, we’re guided by the needs and feedback of our community. If you’re testing new features, building your own custom bGeigieZen, or interested in helping us take on the next set of challenges, we’d love to hear from you!
If you have questions or feedback about these updates, please join the conversation in our forum or reach out to the development team directly via GitHub.
For more information about the bGeigieZen visit https://bgeigiezen.safecast.jp
To become a Safecast volunteer… please get in touch!
To stay in touch with latest Safecast news… follow us on Facebook!
To make a donation… please check out our donation page!
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