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
The design of this 30 volt Audio Amplifier with volume, table and bass control which was done wit ht he combination of five (5) different circuit which are interconnected during or after construction. This amplifier operates with an option of a left and right channel. The combination of these circuit include this main amplifier circuit (which co... Continue Reading
This modern era, life without electronics is unimaginable. With the progressive increase in the number of electronic gadgets, it becomes essential to design a remote control system that can control a number of them at the same time. A remote control system now finds a large number of crucial applications like controlling of artificial satel... Continue Reading
This work has been aimed at efficient means of controlling the traffic effectively for twenty-four hours. As the world is growing technologically more and more vehicles jump into the public road adding to the already existing number. Consequently, more efficient way of controlling the traffics becomes more desirable as compared to the obsolete way ... Continue Reading
The basic aim of the design and construction of this three phase automatic phase selector is to demonstrate how contactors can be used to switch in between three lines or phases e.g “RED, YELLOW AND THE BLUE PHASE” without interfering with the contacts. 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
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
The aim of this research is to design and construct a solar powered mobile phone charger. More especially the objectives are:rn1) To design an electric circuit for the purpose of charging through the solar powerrn2) To carry out a design calculation so as to ascertain the duration for which the rechargeable battery will charge the mobile ph... Continue Reading
The intruder alarm system was designed and build in order to let the industrial and commercial company know how important alarm system is all about. These can be of Good help if the intruder will look through this project and support for the development of this project as to let the Federal Government know that the young engineering of today can pr... 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
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
All modern engineering system includes certain aspects of control system at some point in their broadcast scenes, control engineering and the associated theory are concerned with the means of making system to behave in a desired may. The system on this thesis is a DC “ AC inverter which is an apparatus used in the conversion of direct current ... Continue Reading
This project is design and construction of a sound detector with alarm system was done primarily to detector sound. It can be use in industrial and domestics. It employ four discreet stages with power supply which power the system. The 1st block is pick up amplifier containing the microphone and the input which serve as a transformer which the f... Continue Reading
The advancement of technology for the past decade has definitely triggered the need for developing more advanced devices. The traditional door lock system which comprises of a physical key and lock is slowly fading away. Although it is still considered efficient, a major key issue does occur which is the hassle of carrying a set of keys aro... Continue Reading