DESIGN AND CONSTRUCTION OF ELECTRONICS TIME-TABLE DISPLAY WITH AN OUTPUT VOICE  

2011-12-01
This project comes up with possible means of attracting the attention of the public to be able to see the time table even at night. The timetable is designed and ...

DESIGN AND CONSTRUCTION OF FOUR POINTS WIRELESS INTERCOM SYSTEM  

2011-12-01
This project is concerned with the design and construction of a four points wireless intercom system. The system consist of a loudspeaker and a variable inductor which generates pulses for ...

DESIGN AND CONSTRUCTION OF 250W DC-AC POWER INVERTER  

2011-12-01
This project gives detail 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 signal ...

DESIGN AND CONSTRUCTION OF 4.5W FM TRANSMITTER  

2011-12-01
The difficulty of dissemination of information at any time of the day brought about the thought of installing an FM transmitter in the heart of the campus or town, so ...

DESIGN AND CONSTRUCTION OF AUTOMATIC PHASE CHANGER  

2011-12-01
The construction of this project is carried out so as to automatically control the charging of when one or two phases are below 200Vac. The power supply circuit provides an ...

DESIGN AND CONSTRUCTION OF AN AC TO DC CONVERTER WITH MULTIPLE OUTPUTS  

2011-12-01
This research work determines the variable required output voltage needed by some electronic devices. However, multipurpose power supply was constructed by the use of transformer bridge rectifier, resistor and capacitor.

DESIGN AND CONSTRUCTION OF A SOUND ACTIVATED SWITCH  

2011-12-01
This project Titled design and construction of a sound-activated switch to turn ON/OFF any appliances. The purpose of this project is actually to access the student's ability to transform the ...

DESIGN AND CONSTRUCTION OF FOUR POINTS WIRELESS INTERCOM SYSTEM  

2011-12-01
This project is concerned with the design and construction of a four points wireless intercom system. The system consist of a loudspeaker and a variable inductor which generates pulses for ...

IMPROVED HEARING AID  

2011-12-01
The hearing aid is a device that increases the loudness of sound in a users ear. It is used in same form of deafness to amplify sound before it reaches ...

CONSTRUCTION OF AN AUTOMATIC SCHOOL BELL ALARM  

2011-12-01
Design and construction of an automatic electronic School Bell its aimed is to construct a device known as automatic school bell. The device is an electronic circuit Consider that a ...