Old Civil Defense survey meters like the V-715 are interesting conversation starters, but of very little practical use today. These devices were intended to be a sort of litmus test that survivors ...

There’s no shortage of Geiger counter projects based on the old Soviet SBM-20 tube, it’s a classic circuit that’s easy enough even for a beginner to implement — so long as they don’t get ...

I got one today Ludlum 3 with the 44-9 probe. Anyhow coolest toy yet. I notice it clicks on occasion (background radiation) Some times I notice like a ...

A Geiger counter, also known as the Geiger-Muller tube, is an inexpensive and useful instrument used to quickly detect and measure radiation. There are two types of radiation, non-ionizing and ...

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Geiger Counters. A Geiger counter circuit offers an excellent option for obtaining concrete values for the radiation load. ... The CyberPower DBH361D12V2: An UPS That Goes Old-School; Inherently DC ...

Almanac: The inventor of the Geiger Counter 01:20. And now a page from our "Sunday Morning" Almanac: September 30, 1882, 136 years ago today, and COUNTING ... the day the future physicist Johannes ...

One thing a radioactive world needs is a good "atom-sized" Geiger counter. Last week the University of Chicago proudly displayed a handy, hip-pocket model. The new gadget is so easy to read ...

James said: Hey Max,your comment about DIY Geiger counters reminded me of a demonstration that I saw as a high school student… Back in the early '90s, Atomic Energy Canada hired a spokesman that ...

He does, however, still possess his Geiger counter, and 20 more, including one made by Ludlum Measurements, which he saved up to buy when he was 14. "I paid $527.31 for it," Koeth says with pride ...

Geiger counter, it's a word that most people have heard about. I'm sure everyone has seen at least one piece of media featuring the clicking box with a little dial that only tells you when you're ...