View on GitHub

Raspberry Pi PCIe Devices

Raspberry Pi PCI Express device compatibility database

< Back to Boards and Projects

Raspberry Pi Atomic Nixie Clock

Raspberry Pi Atomic Nixie Clock
Website More Info
More Info GitHub Issue


The Raspberry Pi Atomic Nixie Clock by Will Whang (@will127534) uses the Symmetricom Rubidium Oscillator in a similar way to the Time Card.

It looks like this board basically marries the Time Card to the Pi CM4 directly, making an even more compact time server package; and it uses

If you wanted to use this as a local time server with PTP, you’d have to wait on hardware timestamping support to get it working with the CM4’s NIC, though (see: raspberrypi/linux#4151).

For more on the card, see the GitHub repository Wiki.