This is a technical report presented on the design and construction of an Automatic Phase Selector. In the construction work, an ordinary level knowledge of electronics principles are observed. We aimed at presenting a practical aspect of the subject and then providing the argument necessary for a thorough understanding. The reliability of the sp... Continue Reading
This project is he design and construction of a voltage inverter system with trickle charging system. This device is design to provide power supply for the need of offices, household etc. In absence of NEPA power supply. It would also prevent harm to our appliances caused by power holding company LTD (NEPA) Random power outage . Continue Reading
This project as the name implies is chosen, designed and constructed with the intention of transmitting information such as musicals news entertainments programs and so on. And all these that are written above are being transmitted to the atmosphere using an electromagnetic, signal, and this particular project design and construction is exactly t... Continue Reading
Fire detection system are safety system. They monitor rooms and buildings continuously for indication of fire outbreak and give alarm directly if one occurs. Continue Reading
This uninterruptible power supplies device has the capability of converting from 12volts D.C to 220volts alternating current at the frequency of 50Hz with the help of a step-up transformer. The main importance of this device is its ability to ensure absolute continuity of power to the computerized control system thereby protecting a critical equipm... Continue Reading
As the world is developing the need for electronics in human endeavor is now taking a larger scope. With the invention of certain electronics gadgets in our societies today, certain activities become easily handled for example; in communication where the telephone plays a part. In places where safety are needed an alarm system will be of much impo... Continue Reading
Sequel to the vast need and use of iron rods, metal bars and pipes, right from the domestic level up to industrial extent, the arc welding machine was built in order to ensure that the ulterior motive of the manufacturers of these products (iron rods, metal bars and pipes) by their manufacturers is being achieved as part f technological advancement... Continue Reading
This project which consists of four chapters deals extensively with the design and construction of a battery charger which is capable charging a 12 volts, battery. The first chapter which is the introductory chapter goes a long way in defining the battery charger and explaining of the mode of operation. Continue Reading
This thesis gives the account for the design and construction of a 45W Audio Power Amplifier with the objective of producing a reliable and cheaper amplifier that can be used in a household or stage. Continue Reading
The application of face recognition through public surveillance cameras in criminal investigations is non-intrusive, inconspicuous and faster compared with fingerprint or DNA-sampling biometric evaluation methods. It assists the law enforcement agency during the preliminary investigation to narrow down the candidate list of suspects or person-of-in... Continue Reading
The vehicle system control using telemetry application is all about using a radio wave to control and activate certain events such as the car horn, car head light, car ignition (starter) and car air conditioner etc. Continue Reading
This project is about the Design and Construction of a Vehicle Tracking and Accident Alert System (VTAA) using GPS and GSM Technology. It comprises of integration between GPS receiver, microcontroller and GSM module, and of course the push button for accident alert activation. The combination of all this technology will produce our VTAA system. Continue Reading
The early transmitter for radio broadcasting is so big and bulky that they do occupy numerous spaces. The circuitries are mainly designed with valves, which are big in sizes. With the advent of semiconductor materials such as transistors electronic equipment are now becoming miniaturized such that small transmitters are now becoming handy and com... Continue Reading
Text entry system can be found commonly in modern computer and mobile devices such as smartphone and tablet. Despite this, these text entry systems are not easily accessible by handicaps. The major problem with the normal text entry system such as the â€�“QWERTYâ€Â� keyboard, it would be very difficult for the handicaps to input the key... Continue Reading
The design and construction of an Automatic Alarm System to monitor the water level is an electronic device which attempt to monitor the flood level/water level and to alert the user to put it off. Being an electronic device, it is Automatic and highly sensitive to water. Continue Reading