I built another thing. A nixie tube thermometer that uses IR to change what the temperature is measured in. Made a video but it doesn't show much detail of the build itself
In-18 2-digit Nixie Tube Creative Desktop Thermometer Controlled By Waving Hands Kit | Fruugo NO
5-tube Nixie Thermometer V2 assembled and Ready to Use With - Etsy
EN NixieTherm RGB
No TUBE-5V USB Powered-ARDUINO DIPKIT-NIXIE Thermometer 3Tube-Open Source | eBay
Free Back Article: Nixie Bargraph Thermometer | Elektor Magazine
Nixie Thermometer Shield for Arduino from My Electronics on Tindie
Nixie Thermometer | Threeneuron's Pile o'Poo
DIY Nixie Tube Thermometer Kit
Nixie Thermometer Shield for Arduino from My Electronics on Tindie