DESIGN AND CONSTRUCTION OF 12V, 9V, AND 5V REGULATED POWER SUPPLY  

2003-12-22
The project design and construction is as series regulated power supply to attain 12v, 9v, 5v at the output. All electronics instruments requires a source of d.c power before they ...

CONSTRUCTION OF VOICE CODED BURGLAR ALARM SYSTEM  

2010-11-06
Crime is on! There is an increase of over 50,000 car stolen and more than 100,000 homes illegally entered in Nigeria each year. This project could stop yours from becoming ...

ANALYSIS OF SOME MACRO ELEMENTS PRESENT IN SOIL SAMPLE  

2010-10-16
The soil sample obtained from the bank of river Kubanni was used to analysis the presence of these macro elements, Nitrogen, phosphorus, potassium and calcium, based on the result obtained, ...

CONSTRUCTION OF A SOUND OPERATED SWITCH  

2011-12-09
The main aim of this project is to construct a device known as sensitive sound operated switch. The device is an electronic circuit that produces an output when it senses ...

DESIGN AND CONSTRUCTION OF A 1200WATTS DC TO AC INVERTER  

2010-11-03
The battery - to - mains 220v, 50Hz inverter is designed and constructed with the suitable specification of components and materials to provide electrical power in case of power failure. ...

DESIGN AND CONSTRUCTION OF PHOTO METER  

2009-11-16
The construction of photo meter, it work base on the principle Photometer is use to measure the intensity of light, by using light energy in the (L.D.R). Light dependent resistor, ...

DESIGN AND CONSTRUCTION OF FRIDGE DOOR ALARM  

2005-11-20
The purpose of a fridge door alarm is to detect the presence of heat loss when the door of the fridge is not properly closed. It can also be used ...

DESIGN AND CONSTRUCTION OF DARK DETECTING SYSTEM  

2009-11-09
The construction of a "Dark Detector" is based on the principle of light removed from the surface of photo -resistor and tone sound is received via the speaker. The goal ...

DESIGN AND CONSTRUCTION OF AN EMERGENCY LAMP  

2010-11-25
The project emergency lamp is made up of two parts, the inverting section, the charging section. The inverting section is build round the integrated circuit 555 timer.

DESIGN AND CONSTRUCTION OF ELECTRONICS SEQUENTIAL FLASHING DISPLAY  

2011-12-23
This existing conventional ways in which public are informed about things and places location like signboard and signpost sometimes are problematic. Not be seen at night, the means in which ...