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Portable Crystal Tester

EFY Bureau
A crystal tester is an indispensable tool. Most electronics projects working with high-frequency equipment utilise crystals to generate frequency for an oscillator. Using this...

3D Printers Costing Under Rs 100,000

EFY Bureau
3D printing, also known as additive manufacturing, is considered to be a disruptive technology that could power the next industrial revolution. It could transform...

Low-Cost Quadraphonic Amplifier

Petre Petrov, Assistant Professor, Technical University of Sofia
Here is a circuit for a simple but useful low-cost quadraphonic (having four channels) amplifier. It can be used for experiments in open or...

Why a fitness tracker is also a smartwatch

EFY Bureau
Does anyone remember the definition of wearable fitness or fitness tracker a few years ago? Probably not. FitBit and the other apps that tracked...

IC Fabrication: Increasing Transistors, Reducing Fin Size

Eben Efyian
We are moving to a world which wants everything small except profits. We have small computers on our wrists, which we smartly call a...

Short DIY: How to charge your GoPro Camera Wirelessly

EFY Bureau
In this video, the author is going to show you a short DIY in which he is trying to add wireless charging capability to...

DIY: Singing Musical Tesla Coil

EFY Bureau
In this video, the author is going to make a mini singing Tesla coil music box using very common modular parts, which you can...

CDNLive Update: IoT System Design A Priority

Eben Efyian
Cadence Design Systems recently conducted its annual user conference, CDNLive India 2016. The conference brought together users and industry experts from semiconductor and electronics product...

Transmission Basics: Designing A Dipole Antenna

Eben Efyian
Continued from part 3, here we discuss details about a dipole antenna. The most commonly used antenna is the dipole antenna used for RF with...

Choosing The Right Digital Multimeter

EFY Bureau
Choosing the right digital multimeter (DMM) requires thinking about what you will be using it for. Evaluate your basic measurement needs and job requirements...
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