Electrical Electronics There are 18 Quality Materials available

QUASI-OPTICAL TERAHERTZ MICROFLUIDIC DEVICES FOR CHEMICAL SENSING... Electrical Electronics

Chemical and biochemical sensing has been increasingly more important in security, environmental, medical and clinical applications [1–4]. However, most current sensing and probing techniques are time-consuming, and require specific expertise and expensive equipment [5]. In addition, many of these t... Continue Reading

ON-CHIP NEAR-INFRARED SPECTROSCOPY OF CO₂ USING HIGH RESOLUTION P... Electrical Electronics

Carbon dioxide (CO2) is the most important greenhouse gas and the major product of combustion. Detecting CO2 is critical for many practical applications such as combustion control1 and pollution monitoring.2 Of all existing gas sensor technologies, infrared (IR) absorption is widely used as a simple... Continue Reading

DIGITAL EXCESS LOOP DELAY COMPENSATION TECHNIQUE WITH EMBEDDED TR... Electrical Electronics

Introduction: In communication systems, rapidly increasing demands on system bandwidth lead to design challenges for the analogue front end. High-speed high-performance analogue-to-digital converters thus became necessary. The continuous-time delta–sigma (ΔΣ) modulator (CT-DSM) is a good candidate d... Continue Reading

A MULTIPLEXER-BASED DIGITAL PASSIVE LINEAR COUNTER (PLINCO) Electrical Electronics

A ones adder is an important circuit block that is required in many varying applications. This work proposes a design that largely relies on passive transmission-gate multiplexers. Many variations are suggested that can inherently generate a thermometer coded output or one-hot encoded output. The pr... Continue Reading

CONSTRUCTION OF A MICROCONTROLLER BASED SECURITY DOOR USING SMART... Electrical Electronics

This project shows the construction of a microcontroller based security door using smart card. It is aimed towards programming the microcontroller to control the hardware in sliding door. The system consists of a microcontroller 89S52 which sends a signal to the multiplexers on insertion of the smar... Continue Reading

CONSTRUCTION OF A MICROCONTROLLER BASED GATE Electrical Electronics

Microcontroller based automate controller is a project design of a system that is used in operating a gate automatically. The system opens the gate automatically when a human being or car is about to enter a compound or exit a compound. The system works by sensing the light rays from the head lamp o... Continue Reading

CONSTRUCTION OF AN AUTOMATIC WATER LEVEL CONTROLLER Electrical Electronics

The project design and construction of an automatic water level controller is aimed at realizing a simple, portable cost effective system capable of controlling the water level in an overhead water tank. This project report details the construction processes employed in implementing the project desi... Continue Reading

CONSTRUCTION OF A GSM BASED HOME AUTOMATION USING AVR Electrical Electronics

With advancement of technology things are becoming simpler and easier for us. Automatic systems are being preferred over manual system. The purpose of this project is to design and construct A GSM based home automation using AVR. Using GSM networks, in this project a home power control system has be... Continue Reading

CONSTRUCTION OF A MICROCONTROLLER BASED T JUNCTION TRAFFIC LIGHT... Electrical Electronics

T-junction traffic light controller is such a device that will play a significant role in controlling traffic at junctions, to ease the expected increased rush at such junctions and reduce to minimum disorderliness that may arise, as well as allowing the pedestrians a right of the way at intervals r... Continue Reading

CONSTRUCTION OF AUTOMATIC WATER LEVEL CONTROLLER FOR BOTH OVERHEA... Electrical Electronics

Automatic water level controller for both overhead and underground tank is designed to monitor the level of water in a tank. It displays the level of water and when it is at the lowest level; a pump is activated automatically to refill the tank. When the tank is filled to its maximum capacity, the p... Continue Reading

CONSTRUCTION OF RADIO FREQUENCY GSM SIGNAL JAMMER Electrical Electronics

A wireless signal jammer is a device which blocks transmission by creating interference. This wireless signal jammer can be categorized into the Radio Frequency (RF) jammer and GSM jammer. A Radio Frequency jammer is a device used to disrupt or prevent communication via a broadcasted RF signal. It i... Continue Reading

DESIGN AND CONSTRUCTION OF A 0AMP THREE PHASE AUTOMATIC CHANGE OV... Electrical Electronics

The design and construction of a 60A, 3-Ф automatic power changeover from public utility supply to generator and vice versa was aimed at providing a useful system for use in our homes or offices. The system was achieved with a 66A 3-Ф contactor, 100mA transformers and relays. The system turns on a g... Continue Reading

DESIGN AND CONSTRUCTION OF 0WATTS WIRELESS PUBLIC ADDRESS SYSTEM Electrical Electronics

It has become inevitable that there would be communication and due to the inherent limitation of the human voice, the public address system came to being. A public address or “P.A SYSTEM” is an electronic amplification system with a mixer ,amplifier and loudspeakers, used to reinforce a given sound... Continue Reading

DESIGN AND CONSTRUCTION OF AN INVERTER TYPE ARC WELDING MACHINE Electrical Electronics

Welding is a way of heating pieces of metal using electricity or a flame so that they melt and stick together. It can simply be defined as the process of joining two or more pieces of metal to make the act as a single piece. This is often done by melting the work pieces and adding a filler material... Continue Reading

DESIGN AND CONTRUCTION OF AUTOMATIC PHASE SELECTOR Electrical Electronics

As the growing population of human race widens the gulf between energy supply and energy demand, the imbalance in energy availability sent researchers into excavating for a way of settling this age long squabble. A lasting solution is vested on alternative use of the renewable energy source, a proje... Continue Reading