Microphones

Michael L.

Kaleb N.

Introduction

• This presentation is about microphones and their uses.

• Headsets

• How it works / what

Originated/what is does.

• Invented by Emile Berliner in 1877

• Transfer sounds, electronic pulses.

• Record voices or sounds.

Headsets

• Headphones the include a microphone is more commonly referred as headsets.

• Headsets to used mostly in call centers or offices.

• Gamers use these to control their characters while talking.

• Various programs on the internet require headsets to talk to other people.

How it works.

Microphones are a device that converts energy from one form to another. When the membrane instead the microphone vibrates it causes the other components to vibrate also.

What it is made of…..

• Permanent magnets that are made for microphones are made from a compound called neodymium iron boron.

• Copper wire is used to make the voice coil and cable

Reference

• http://www.mediacollege.com/audio/microphones/how-microphones-work.html

• http://inventors.about.com/od/mstartinventions/a/microphone.htm

• http://www.enotes.com/how-products-encyclopedia/microphone