How to Make a DIY Ping Pong LED Clock!

Here’s a great way to build a giant LED clock without the use of additional LEDs but by using ping pong balls as light extenders.

This is a super-accurate clock That uses ping-pong balls as diffusers for LEDs, but with a little know-how you can turn this into a full marquee display. Join me after break where I’ll share the details of the project and give you everything you need to know to build your own.

via hackedgadgets, hackaday

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