Nixie Clock
I made a clock from ex-Soviet military parts (the Russians used valve tubes with light-up filaments before the more durable Liquid Crystal Display used in watches and pocket calculators everywhere was invented).
![](https://www.google.com/images/icons/product/drive-32.png)
I made a clock from ex-Soviet military parts (the Russians used valve tubes with light-up filaments before the more durable Liquid Crystal Display used in watches and pocket calculators everywhere was invented).