Our original 5-tube thermometer, first released in 2013 and the base kit used for the brass-top version.
Features:
- 5 nixies including 3 digit and 2 symbol tubes
- All interaction using IR proximity sensors – no buttons or remotes.
- Displays temperature/humidity
- Celsius/Fahrenheit/Kelvin display
- Internal or external sensor readings
- Includes an external sensor kit
- Fade/ripple/plain display modes
- Cathode cleaning routine
- Low power, less than 2W and can be powered from a standard USB port
