Retro style desk clock

Powered via 5V USB-C interface. Provides a 2S Li-Ion battery pack for autonomous operation.
Made with 4 IN-12A Nixie Tubes denoting hours & minutes, and smaller INS-1 tubes as the dots.
Enabled with Wi-Fi connectivity for automatic time synchronization using the Network Time Protocol (NTP).
Functions as a simple clock and an alarm clock. User interface for the alarm setting is implemented with 2 Set/Unset buttons and rotary encoder.
There's an MP3-player onboard any melody can be programmed and set as an alarm call.

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Further steps

• Enclosure design
• Add remote app control / IOT host node connectivity
• Better power design to get rid of inrush current issue preventing the device to start up sometimes without USB power attached