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A microphone is an example of a transducer, a device that changes the sound of one form to another. Sound exists as patterns of air pressure, changes in patterns this microphone electrical current.
Microphones vary greatly in quality. The upper end of the microphone recording studio can cost thousands of people and in many cases, they are necessary for the very best recordings. A variety of mechanical techniques can be used in building microphones. The two most commonly found in recording studios are the magneto-dynamic and variable condenser designs.
All microphones convert sound energy into electrical energy, but there are many different ways to do the job, using electrostatics, electromagnetism, piezo-electric effect, or even through a change in resistance carbon granules. When it comes to microphones used in recording studios, the vast majority of microphones used are either capacitors, electrostatic, or dynamic.
Both types employ a moving diaphragm to capture the sound, but make use of a different electrical principle for converting mechanical energy into a signal electric. The efficiency of this conversion is very important because the amount of acoustic energy produced by voices and musical instruments are so small.
Different types of microphones used in recording studios
In live sound, almost all the microphones used are dynamic. In the studio, instruments as drums, guitars, basses and are recorded using dynamic microphones. Dynamic microphones have the advantages of being relatively inexpensive and durable, and they need a power supply or battery to make them work.
Dynamic microphones are most effective when working with relatively high free sound that does not contain a lot of details very high frequency. They are also tools that make it difficult for good recording studios. Another type of dynamic microphone is the ribbon microphone, but that is only used in recording applications fairly esoteric engineers who appreciate the subtleties of sound tape.
These microphones are comprised of a thin metal ribbon suspended in a magnetic field, and when the sound energy is found, the generated electrical signal is induced in the tape itself instead of a coil. The main advantage of ribbon microphones is its smooth and detailed sound which makes them perfect for the environment studio.
Capacitor microphones are more expensive than their dynamic counterparts, and they are also much more sensitive, and can capture details of high often with much more precision. Even though they are relatively efficient and dynamic microphones, condenser microphones to produce a small electrical signal that require a special type of built-in preamplifier to bring the signal up to usable levels. Thus, they are not fit to be used in live concerts, or outdoor concerts. Capacitors are used primarily in recording studios where there is less noise.
Conclusion
The microphone is a ubiquitous part of equipment. Found in everything from phones and computers for recording studios, microphones are part of our daily life. Studio professional will accumulate a varied collection of microphones. The major studios to use microphones and Shure SM58S and 57s, AKG D112s or Sennheiser 421S.
About the Author:
Victor Epand is an expert consultant for music gear, speakers, and microphones. You can find the best marketplace for music gear, speakers, and microphones at these 3 sites: music gear, DJ equipment, recording equipment, speakers, subwoofers, and Dymanic microphones, Capacitor microphones, Ribbon microphones.
Article Source: ArticlesBase.com - Microphones Used in Recording Studios
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