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Posts Tagged ‘radiation monitoring’

Wireless monitoring

Friday, May 24th, 2013

Brohogan presents this post explaining the process for building a solar powered wireless radiation monitor: This project measures the background radiation outside the house, and transmits it to a display station inside the house. The outside sensing unit is solar powered (but it doesn't have to be), and should have...

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Posted in wireless | No Comments »

29C3: Safecast – DIY radiation monitoring project

Sunday, December 30th, 2012

In this presentation from the ongoing 29C3 Chaos Communications Conference in Hamburg, Germany, Sean Bonner shares his experiences overcoming technical and bureaucratic obstacles while attempting radiation monitoring in the wake of the March, 2012 Fukushima Dai-Ichi nuclear power plant disaster. His observations led to the development of the Safecast DIY...

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Posted in DIY, sensors, Videos | 3 Comments »

Recent Comments

  • Drone: So these go for around $330 USD and NO published calibration procedure online or otherwise? Given what's inside - I don't think I'll be considering...
  • Pekka Akselin: This is ridiculous!? :-) We are back at 256(!) byte EPROMs that needed multiple, a handful, of voltages to run! :-(
  • KH: Let's try a back-of-envelope calc balancing energies. From MCP1700 datasheet, there are graphs for a 200mA load step. Estimate the energy shortfall as 12uJ. Say...
  • Daniel: It's been a week and my comment is still awaiting moderation. Apparently the CIA doesn't want their involvement known?
  • KH: Agree, so okay, I guess he must have learned from somewhere. 100nF and 1000uF is so far apart, that was jarring; it's more magic incantation...