There's never been a better time to start a new project.

For such an inexpensive, tiny little SBC, it certainly gives me a lot of fun and assistance in a number of projects ...

how to build a precision time server. (optional) how to add a 4x20 LCD to display server status and GPS and PPS information. While you can use any model of Raspberry Pi to implement a Stratum-1 NTP ...

If you use batteries with a balcony power plant, you can control them according to your needs. Can Fritz SmartEnergy 250 ...