DESIGN AND CONSTRUCTION OF AN ALARM ON LAPTOP DETECTOR  

2009-11-23
This system consists of three basic units, the title switch is a liquid, based switch the detects tilt, the signal amplifiers the signal from the switch to level capable of ...

DESIGN AND CONSTRUCTION OF A VARIABLE ELECTRONIC TIMER  

2009-11-23
Time project is going to concentrate on electronic means of achieving timing in various electric using only one IC. 555 Timer and some few discrete component such as resistor and ...

DESIGN AND CONSTRUCTION OF 300W DC TO AC MOSFET POWER INVERTER  

2009-11-23
This project gives details of the design and construction of a modern 300w dc to ac inverter. The system consists of the main inverter stage and the step-up transformer.

MINI AMPLIFIER WITH 250 WATTS OUTPUT THIS IS AN ELECTRONIC SERVICE PROJECT THAT AMPLIFIER A LOW RANGE RADIO FREQUENCY TO A HIGH RANGE FREQUENCY OUTPUT  

2009-11-23
This project is on the construction of a mini amplifier that gives a 250 watts output. Audio amplifiers have played a great role in many place as public addressing instrument ...

DESIGN AND CONSTRUCTION OF AN ALKALINE BATTERY CHARGER  

2009-11-23
This project is basically on the design and construction of alkaline battery charger the circuit entails sub-unit which are capable of re-charging four (4) discharged batteries at the same time.

DESIGN AND CONSTRUCTION OF A WIRELESS CHILD MONITOR (FM TRANSMITTER)  

2009-11-23
The Wireless Child Monitor is basically an FM transmitter and a receiver working together to monitor and care for an infant child. It covers a comfortable range that can cover ...

DESIGN AND CONSTRUCTION OF CELL PHONE CALLING DETECTOR  

2009-11-23
A cellular phone calling detector, it is cable of detecting calls from a cellular phone to prevent phone usage where it is not needed. The project is design to sense ...

DESIGN AND CONSTRUCTION OF 40 WATTS FLUORESCENT INVERTER AND PROJECT REPORT  

2009-11-23
This contains details of the design and construction of 40 watt' fluorescent inverter for a single fluorescent tube. The systems basically convert D.C supply to A.C for lighting the fluorescent ...

DESIGN AND CONSTRUCTION OF 500W DC/AC INVERTER  

2009-11-23
This project gives details of the design and construction of a modern 250W dc to ac inverter. The system consists of the main inverter stage and the step up transformer.

DESIGN AND CONSTRUCTION OF LED SOUND DETECTOR  

2009-11-23
This project report presents the design and construction of LED Sound Detector for Audio. The sound signal with light emitting diodes (Led) as an output indicator system.