A digital clock based on seven-segment displays? Not exciting. A digital clock with seven-segment displays that’s really big and can be read across a football field? That’s a little more ...

A few weeks ago, [HariFun] set out to emulate a 7-segment display with an LED matrix. Seems easy enough, right? Right. He also wanted to come up with a new way to transition between digits, which is a ...

In spread-spectrum and direct-sequence receivers, it’s often necessary to change the frequency of the clock oscillator, and thus the spreading-code clock, to lock the receiver’s reference pseudorandom ...