Make A ‘USB FM Radio’ For Notebook/PDA/MP3 Player!

A must-have for every music-lover, FM radios are common in portable products such as DVD/CD & MP3 players, PDAs and Notebooks. To know about...

How To Make A “Wireless Keyboard”?

A wireless keyboard is what you need to get a full-effect of a cable-free desk allowing you to type wherever you like. Keyboard enthusiasts...

What’s Inside A Computer Mouse?

Like other computer accessories, mouse is one of the most important. With revolution in technology, they have evolved a great deal from a mechanical...

DIY: Make Your Own Wireless Charger

With smartphones and other tech gadgets all around us, wireless chargers can make our lives much easier and cheerful. In this article, you can...

Energy Harvesting With Wireless Sensor Nodes

Nowadays, Embedded Designers are challenged to create self-sustaining energy harvesting systems with low-cost while offering environmental benefits. Energy Harvesting generally involves powering a wireless...

Here’s How To Make Small, Low-cost PCB Antenna!

With the introduction of many applications into the 2.4 GHz and 915 MHz bands for commercial and consumer use, the demand for compact PCB...

Designing RF Remote Controls

Radio-frequency remote controls are inevitable and are appearing in great numbers with better user experience. They control audio, video and other electronic equipment like...

Make A Cell-phone Battery Charger!

Lithium-ion batteries is the best battery choice you'll ever need to power just about anything anywhere -- from your laptop, cell-phones and digital cameras...

Designing MPPT Solar Charge Controllers

A solar charge controller helps in charging battery using solar energy collected by Solar panels. Maximum power point tracking (MPPT) is a technique used commonly with photovoltaic (PV) solar systems to maximize...

Low-cost SMPS Design For Your Wireless/PC Speaker!

A majority of electronic DC loads like motors, LEDs and microprocessors need regulated source voltage levels which are not obtained from standard voltage sources....

Reference Designs