Microphones

Microphones

1. Real Life Application

   • Doing a 'voice over' in a presentation
   • Voice recognition system
     • Voice is detected
       • Converted to digital
   • Speech recognition system
   • Enabling a disabled person to communicate with a computer
   • Security Systems

2. Can be used as a peripheral device

   • Wireless Connectivity
   • Via USB Port

3. How does it work

   • Picks up a sound
     • A diaphragm vibrates
       • Electric Signal is produced
         • Signal goes to a sound card
           • Converted to digital values
             • Stored in the computer

4. Used to input sound