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David writes – “This site provides step-by-step instructions on modifying a Civil Defense CD V-700 Geiger counter into a unit with digital readout compatible with Geiger tubes and scintillation probes.”Link.

Related:

  • Geiger counter (analog) CPU meter – Link.
  • Tablet PC Geiger counter – Link.
  • Geiger Countering on planes – Link.
  • The GeigerPod – Link.