Abstract: Pulse oximeters are electronic devices that provide the values of two physiological parameters: heart rate (HR) and functional O2 saturation, SpO2. Acquiring this information requires a ...

Start-Stop Batteries as a LifesaverThe arriving mechanic opened the hood and pointed to the white crystalline deposits accumulating at the terminals, explaining, "Over 80% of new cars now come ...

This set of shorter video clips is taken from the Live Lesson programme and can be used to teach individual topics. A look at a simple series circuit and the use of electrical symbols in a diagram.

If you're passionate about gardening, you'll understand that creating a beautiful outdoor space requires a lot of time and dedication. That's why it's incredibly frustrating when you peer outside to ...

We may receive a commission on purchases made from links. Home Depot is the go-to retailer for a lot of people, but that doesn't always mean its products are the best. While the store does indeed have ...

A Planet Analog article, “2N3904: Why use a 60-year-old transistor?” by Bill Schweber, inspired some interest in this old transistor and how it’s commonly used, and if any uncommon uses might exist.

In reference to the letter regarding people running red lights: When I know someone is getting their driver's license, usually a teen, I ask them to try this experiment. If you’re the first car at a ...

First lady Melania Trump’s fashion choices in the UK made netizens think she “didn’t get the memo.” After the Trumps landed in the UK this week, Melania and her husband, U.S. President Donald Trump, ...

Abstract: The accurate diagnostic of internal short circuit (ISC) is critical to the safety of lithium-ion battery (LIB), considering its consequence to disastrous thermal runaway. Motivated by this, ...