It’s back! The 555 timer contest wants to see you do something cool with the 555 timer chip. At stake is the adulation of electronics geeks everywhere. Three top winners will be awarded a $150 ...

One of the most common clichés around here is that a piece of equipment chosen for a project is always too advanced. If a Raspberry Pi was used, someone will say they should have used an Arduino. If ...

Add Yahoo as a preferred source to see more of our stories on Google. You may already be acquainted with some common signs that your angels use to capture your attention: discovering a feather in an ...

Add Yahoo as a preferred source to see more of our stories on Google. If you've been hearing a lot about angel numbers and numerology lately, you're not alone—it seems like everyone is talking about ...

As soon as an actor in a movie or TV show starts rattling off a phone number, every viewer knows what the first three digits will be: 5-5-5. How did “555” become the convention for fake phone numbers, ...

The function of the 555 timer is mainly determined by two comparators. The output voltage of the them controls the state of the RS flip-flop and the discharge tube. It also contains 3 working states.

As soon as an actor in a movie or TV show starts rattling off a phone number, every viewer knows what the first three digits will be: 5-5-5. How did "555" become the convention for fake phone numbers, ...