2 hardware_setup

Arduino Melody Shaper

This tutorial will show you how to use the Arduino to play your most-loved tunes. […]
555 radio beacon

Build Your Own Radio Beacons

T.K. Hareendran - 05/30/2016

A radio beacon is a wireless device that marks a fixed location and allows direction-finding equipment to locate [...]
good bad egg

Compact Egg Candler Circuit

T.K. Hareendran - 05/19/2016

An egg candler is a simple device used for testing incubating eggs to determine if they are viable [...]

How to Play with Thermocouples

T.K. Hareendran - 05/10/2016

Whether you are building a temperature-sensing device or need to bring temperature-sensing capabilities to an existing system, you [...]
Camera Remote Control

Layman’s Camera Remote Control

T.K. Hareendran - 05/06/2016

It’s sensible to use a remote control when your camera is mounted on a tripod, especially when you [...]
diodes scr

Selecting Semiconductor Components For Prototype Design

Terence Thomas - 04/29/2016

Whether you design circuits as a hobby or high-tech computer devices for a living, your biggest concern is finding the best components for your project. (more…) [...]
resonant filter

Filters Tutorial

Terence Thomas - 04/24/2016

If you work with audio circuits but are not getting the desired results, you may need to add [...]
webcam illuminator circuit

Webcam Sight Illuminator Circuit

T.K. Hareendran - 04/19/2016

Setting up a webcam sight illuminator over your laptop's webcam will certainly “enlighten” your online conversations. This compact [...]
microcontroller power supply circuit

Smart Power Supply for Microcontroller Projects

T.K. Hareendran - 04/06/2016

A good, reliable and easy to use dc power supply is probably the most important thing for every [...]

High-band DPD Demodulator with Integrated DSA and RF Switch

GaryC - 02/22/2016

The IDTF1370 is a digital pre-distortion demodulator (DPD) for power amplifiers linearization in BTS transmitter that utilize the [...]

Power-on Reminder with LED Lamp

GaryC - 02/21/2016

Many a times equipment at workstations remains switched on unnoticed. In this situation, these may get damaged due to overheating. Here is an add-on device for the workbench power supply that reminds you of the [...]

F1200 Low-noise Digital IF VGA with FlatNoise

GaryC - 02/20/2016

The F1200 of an IDT is a digitally controlled intermediate frequency differential variable gain amplifier that adjusts the [...]

Staff with Click Sound and Obstacle Alarm

GaryC - 02/16/2016

People who are visually impaired usually use a staff to guide them as they walk. They tap with [...]
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