2022-08-11 - Damian Bonicatto and Phoenix Bonicatto

Simple, high accuracy/precision/resolution frequency counter

Here is a simple circuit for a frequency counter derived from the GPSDO schematic.

2022-08-08 - Jordan Dimitrov

Precision synchronous detection amplifier facilitates low voltage measurements

This design idea presents a practical circuit that implements synchronous detection to amplify small DC voltages with high linearity and…

2022-07-21 - Paul Perrault, Micheál Lambe, Sasha Dass, and Greg Afonso

Designing a portable system for in situ failure prediction in fuel cells

As PEM fuel cells get used in more transport vehicles like buses, cars, and light rail vehicles, it becomes increasingly…

2022-07-20 - Damian Bonicatto

Simple GPS Disciplined 10MHz Reference uses Dual PWMs

The trick to getting a more precise and accurate 10 MHz signal is to find the right adjustment for the…

2022-07-13 - Majeed Ahmad

Why Nordic Semi is acquiring an embedded memory supplier

The MCUs and SoCs serving IoT applications are getting bigger and smarter and embedded memory has become a vital ingredient…

2022-07-08 - Irena Antoniuk

Creating smart brightness-controlled lamp with a motion sensor

Here is how to create a smart brightness-controlled lamp with motion sensor.

2022-07-07 - Daniel Dufresne

The start-up transistor works once!

In a tail light design using a step-down converter, the start-up transistor fails repeatedly.

2022-06-30 - Majeed Ahmad

Battery-powered smart alarm system design blueprint

The smart alarm system employs AI-based sensor fusion that complements acoustic event-detection processing with a wake detection engine.

2022-06-21 - Stephen Woodward

Low-cost vibration analysis using PC audio and DIY motion sensors

This design idea explores the potential of personal computer audio codecs, software oscilloscopes, and spreadsheet math for acquisition of signals…

2022-06-16 - Vijay Deshpande

Solar fan with dynamic battery backup for constant speed of operation

This design idea features a fan that runs at constant speed.