/tag-en/tube
| Title | Short description |
|---|---|
| Warm Tube Clock v1 - Nixie Clock | Modular Nixie Clock with 4 tubes and RGB LEDs - open source hardware. |
| Warm Tube Clock v2 - Nixie Clock | New version of modular Nixie Clock with 4 tubes and RGB LEDs - now with DS3231 (DS3232) RTC IC - open source hardware. |
