DESIGN AND CONSTRUCTION OF 250W DC/AC POWER INVERTER  

2011-12-16
This project gives detail design and construction of the modern 250W DC to AC inverter. The system consists the main inverter stage perform the operation of converting the input DC ...

DESIGN AND CONSTRUCT A MULTI PURPOSE POWER D.C SUPPLY  

2006-09-30
This project is concerned with the design and construction of a multipurpose D.C power supply at the voltage levels of 12, 9, 6 and 3 volts. This is a power ...

CONSTRUCTION OF DOOR PHONE INTERCOM  

2012-12-19
This project is on the construction of a door phone intercom. It is used both as a microphone and output device.

DETERMINATION OF THE EFFECT OF DISINFECTANTS ON POPULATION OF BACTERIA  

2007-10-15
Disinfectants are antimicrobial products that inhibits, neutralize or destroy the growth of harmful micro-organism, the process of achieving this is known as disinfection. Phenol is the standard grade use for ...

PROPOSED SICK BAY FOR NUHU BAMALLI POLYTECHNIC  

2011-12-17
This project is on proposed sick bay for Nuhu Bamalli Polytecnic

DESIGN AND CONSTRUCTION OF ANTI-BAG SNATCHING ALARM  

2008-10-20
The objective of this project is to construct a Anti-bag snatching alarm. It is important to follow the regulation of electrical instruction in order to achieve the purpose of this ...

DESIGN AND CONSTRUCTION OF A ROOM WARMER  

2007-12-27
Room warmer is an electric circuit which consist of thermostat, fan, heating element etc. which is capable of heating or warming a room.

DESIGN AND CONSTRUCTION OF AN ELECTRONIC CANDLE  

2011-12-24
This project is on the design and construction of an electronic candle

THE DESIGN AND CONSTRUCTION OF AN AUTOMATIC UNDER AND OVER VOLTAGE PROTECTOR  

2010-11-01
This project is on the design and construction of an automatic under and over voltage protector. The automatic under and over voltage protector was designed ? The automatic under and ...

DESIGN AND CONSTRUCTION OF A 50W AUDIO AMPLIFIER  

2011-12-16
This project consists of comprehensive explanation on how to design and construct an inverting and non-inverting operational amplifier to produce a 50W audio amplifier. The purpose of an amplifier is ...