Do you remember the movie WALL-E? Apparently, [Leviathan engineering] did, and he wasn’t as struck by the title character, or Eva, or even the Captain. He was captivated by BURN-E. His working model ...

We may receive a commission on purchases made from links. It has been five years since Apple stopped including a power brick in the iPhone box. So, whichever iPhone model you buy today, including the ...

Superlatives are tricky things. [mircemk]’s guide “How to make Simplest ever Oscilloscope Clock” falls into that category. It’s that word, simplest. Certainly, this is an oscilloscope clock, and a ...

First we want to generate the 134.2kHz carrier frequency for the reader. We can do that by using any of the Arduino's PWM-capable timers to generate a square wave. Arduino timers can only achieve a ...

Abstract: In a shopping mart, imagine ten people waiting in line. If the first five people have many items in their carts, the last person with only one or two items may wait a long time to pay. To ...