Pulse density modulation (PDM) is a compact digital audio format used in devices like MEMS microphones and embedded systems. This compact primer eases you into the essentials of PDM audio. Let’s begin ...

View post: Poll Results: What Counts as a Powder Day? In case you missed it, POWDER is all in on polls. We recently added the ability to add polls across our site, and Instagram adopted the feature ...

This project demonstrates **Pulse Width Modulation (PWM)** using **Timer1** of the **ATmega328P (Arduino UNO)** — entirely through **register-level programming ...

Apple successfully released the new iPhone 17 lineup and iPhone Air with promising features to improve the user experience, but something went under the radar during the announcement. One new feature ...

Pulse width modulation has been giving some users problems since the iPhone X. Fortunately, Apple is gearing up to tackle screen strobing issues with a new accessibility option. A new accessibility ...

The iPhone 17 models include an Accessibility setting to disable pulse width modulation (PWM), according to information found in the iOS 26 release candidate. There will be a toggle located in the ...

Computer Science and Engineering Ph.D. student Nayan Bhatia demonstrates Pulse-Fi, technology that uses WiFi signals to measure a person's heart rate. Heart rate is one of the most basic and important ...

Doing more with less in electronics often means improving power density. One of the new areas garnering attention involves applying a variety of advanced modulation techniques, including PWM and space ...

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This beginner-friendly project is perfect for learning basic electronics, sensors, and data ...