GK-mini Downloads

Build Instructions:

These are the build steps, schematic and instructions needed to build your kit. The right Build Instructions depend on the version of the board you have. The one below is correct for the kits that are currently shipping. (Earlier versions will be found in the Archive page.)

Build Instructions for the GK-mini v2.2 PCB

Build Instructions for the GK-mini v2.x PCB (before March 15 2020)

Build Instructions for the GK-mini v2.x PCB (before November 2018)

User Guide:

This explains the features of your Geiger Kit. The right User Guide depends on the version of software pre-loaded with your kit, or what you upgrade to. The User Guides for the version currently shipping, and a few before, are listed below. (Still earlier versions will be found in the Archive page.)

User Guide for Software Version 1.5 - 1.6

Current Software Release:

The kit comes preloaded with the latest version of software. However you can use this section to upgrade your software to the most current version.

• The Geiger kit sketch below has been verified with Arduino IDE version 1.8.11. Newer versions of the IDE may work but have not been field tested.
• The Tools / Board setting in the Arduino IDE should be "Arduino Pro or Pro Mini (5V, 16 MHz) w/ ATmega328 ".
• Instructions for setting up the IDE with the GK-mini software can be downloaded here.
• The header and comments in the sketch may provide additional information..
• The Archive page will provide details on previous releases.

Current Version: (shipping)

Geiger Kit Version 1.6

• Refactored HV Pot for better HV adjustment with STX13005

Geiger Kit Version 1.5 (previous version before 2020)

Geiger Kit Mini Library package (supplies all the libraries you need for the Geiger Kit Mini sketch)