The Geiger Counter twig module is the base board for the J408γ Geiger–Müller Tube or other kinds of GM tube working at about 400 volts. With the geiger tube, you can make a simple Geiger Counter. It is useful for you to measure the radiation level of your local environment roughly.

  • Grove compatible interface
  • LED indiator
  • Pulse output
Application Ideas
  • Nuclear radiation detection
  • Random Number Generator
For all Grove users (especially beginners), we provide you guidance PDF documents. Please download and read through Preface - Getting Started and Introduction to Grove before your using of the product.


Please visit Seeed Studio's wiki page for more info about this product. It will be appreciated if  you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.


Brand Seeed Studio

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