Homemade Geiger Counter

11.01.2015 · Posted in Uncategorized · Tags: ,
inside geiger counter header

How to turn an old Russian pocket radio into a Geiger counter. Here's the circuit diagram of the counter. It's a mixture of various other designs based on the parts that I had/could get. Click for full image: The tube I used was one that was on sale here from CoolComponents. They were like £5 ...

Read on...