Amazon.com: USB to 3.5 mm TTL Cable for use with Digital Geiger Counters from Images SI Inc. : Electronics
USB Geiger Counter | Less EMF
The Ranger Geiger Counter
Digital Geiger Counter, Nuclear Radiation Detector Personal Dosimeter for Home, Marble-Tile X-ray Gamma Ray Hard Beta Ray Radiation Monitor Lab, Built-in Lithium Battery USB Charging, 0.01-999 USv/h: Amazon.com: Industrial & Scientific
USB-RAD121 Geiger Counter - - Amazon.com
GCA-03W Geiger Counter Nuclear Radiation Detection Monitor with Digital Meter and External Wand Probe - NRC Certification Ready- 0.001 mR/hr Resolution - 350 mR/hr Range: Science Lab Supplies: Amazon.com: Industrial & Scientific
Nick's Geiger Counter Page
Adifare Nuclear Radiation Detector Geiger Counter Reusable USB Charging High Accuracy Dosimeter with Backlight Compact Personal Dosage Alarm Device Dosimeter Monitor for Monitoring - Walmart.com
Radiation Safety - Survey Meters - Geiger Counter - SE International Survey Meters - SE Inspector Series - NDT Supply.com
Geiger counter dosimeter kit assembled Arduino IDE compatible /w tube and USB | eBay