METAL DETECTOR  

2009-11-05
In I 881, Alexander Graham Bell invented the first detector. As President James Garfield lay dying of an assassin's bullet, Alexander Graham Bell Hurriedly invented a crude metal detector in ...

A DESIGN AND CONSTRUCTION OF AN AUTOMATIC CHANGE OVER SWITCH  

2009-11-09
This is the design and construction of an automatic change over switch electronic control, it consist of four unit which include the power unit, the logic unit, the amplification unit ...

DESIGN AND CONSTRUCTION OF AN AUTOMATIC BATTERY CHARGER  

2009-11-09
This project is a designed and construction of a battery charger that provide charging current to the battery using 220v AC supply and automatically switch it self off after a ...

DESIGN AND CONSTRUCTION OF LED'S SEQUENCER: FOLLOW BY THE RHYTHM OF MUSIC OR SPEECH  

2009-11-09
This project concerned with the design and construction of LED sequencer follow by the music or speech. It is very important to the human life, especially in the Mosques, Chapels, ...

DESIGN AND CONSTRUCTION OF A COMPONENT TESTER  

2009-11-09
The project is concerned with the designed and construction of a component tester. It also consist of a transistor, resistor, capacitor Integrated Circuit IC, Transformer Loud Speaker and a Power ...

DESIGN AND CONSTRUCTION OF A PULSE WIDTH MODULATION MOTOR SPEED CONTROLLER/ DC LIGHT DIMMER  

2009-11-09
This project is a design and construction of a pulse width modulation motor speed controller and DC light dimmers, is design to accomplish two purposes; the first purpose is for ...

DESIGN AND CONSTRUCTION OF A REMOTE CONTROL ELECTRIC LAMP  

2009-11-09
An IR (infrared) remote is capable of switching electronic appliances as been designed. This present design and construction details of the infrared remote considered to be suitable for every household. ...

DESIGN AND CONTRUCTION OF A TV REMOTE CONTROL BLOCKER  

2009-11-09
A remote blockcr capable or blocking any TV remote was constructed using few components. The two infrared diodes emits signal when they receive pulse from 555 timer, configured as a ...

DESIGN AND CONSTRUCTION OF FM TRANSMITTER  

2009-11-09
A minute FM Transmitter capable of covering a range, has been design and implemented using few electronic components or elements. This thesis presents the construction details of FM Transmitter to ...

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 ...