The Grand Ole Opry Reveals the Greatest Country Songs of All Time Orcas attack and sink another boat off the coast of Portugal How to hard boil eggs without using water A Scientist Says Aliens May ...

Back in 1966, a suitable toy for a geeky kid was a radio kit. You could find simple crystal radio sets or some more advanced ...

This handy tool lets you test active and passive components at frequencies up to 3 GHz. I tried an early unit, using it for ...

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 ...

The function of an LED is to emit light when the device is forward biased within its operating range, and it’s known by most ...

Last week, I waxed rhapsodic about why we wrench (the joy of solving problems, making choices, doing things our own way, ...

Uncover how mixed-signal ICs are transforming medical wearables with smaller and more power-efficient sensor integration, ...

Abstract: The paper examines the modeling of harmonic distortion correction filters by the aim to study their performance. Gretz circuit models with a π-filter are shown, including a circuit with a ...