PREPARED BY ADRITA MAJUMDER DEPARTMENTOF ECE , SEM 4 ROLL NUMBER 08

SOUND ENERGY AND ELECTRICITY

INTRODUCTION

TRANSISTOR TIP 31DEVICE 1

PIZOELECTRIC CRYSTAL TRANSDUCERDEVICE 2

SONEADEVICE 3

DEVICES THAT CONVERT SOUND TO ELECTRICITY

TRANSISTOR TIP 31

PIZOELECTRIC CRYSTAL TRANSDUCER

SONEA

Charge your

phone With your heartbeatBy your words

Lighting by led

Harvesting sound from

chaosFrom music

beat

Storage of

energy for

future

Harvesting sound in a busy street

APPLICATIONS

THE POWER OF FOOTFALL HARNESSED

WILL YOUR NEXT PHONE BE CHARGED WITH YOUR HEART BEAT ??

YOUR WORDS CHARGE YOUR PHONE !!!

LIGHTING OF LED BY SOUND

CONCLUSION

THANK YOU, ANY QUERY ??