| Whenever people talk about "amplifiers", they are | | | | move a speaker cone in a back and forth movement. |
| normally referring to a home stereo amplifier or musical | | | | This will reproduce the air pressure oscillations that |
| equipment. However, this is only a minimal part of the | | | | were previously recorded by the microphone. |
| huge scope that an audio or home stereo amplifier | | | | As you have read and understood, all the primary |
| encompasses. There are numerous types of home | | | | components in this electrical system are translators. |
| stereo amplifiers. Amplifiers can essentially be seen in | | | | They encode the signal in a specific form and convert |
| computers, televisions, speakers, portable CD players, | | | | it into another. The sound signal is then translated back |
| and other devices that require a speaker in order to | | | | into its previous and original form, which is a physical |
| produce great sounds. | | | | sound wave. |
| Sound and music are an amazing and magnificent | | | | To register and recognize all the minute pressure |
| phenomenon. Whenever there is a vibration that | | | | fluctuations occurring in a single sound wave, the |
| occurs in the environment, the particles surrounding it | | | | microphone diaphragm must be tremendously |
| move along with it. These air particles will move as | | | | sensitive. This means that its size should be very thin |
| well the air particles that surround them, transporting | | | | and that it only moves a short distance. As a result, |
| the vibration pulse through the air. Your ears receive | | | | the microphone creates a small but adequate electrical |
| these fluctuations in the form of air pressure and | | | | current. |
| convert them into electrical signals and codes that your | | | | The method by which the microphone produces small |
| brain can process. | | | | electrical current is usually fine for most of the process' |
| Electronic sound equipments, like a home stereo | | | | stages. This electrical production, for instance, is strong |
| amplifier, work in the same basic method. It mirrors | | | | enough for the usage of a voice or tape recorder and |
| sound as a changeable electric current. Ultimately, | | | | the signals are easily transmitted through electrical |
| there are 3 steps and processes of this type of sound | | | | wires. |
| reproduction: | | | | However, the final step, which is pushing the speaker |
| 1. Sound frequency waves stimulate a microphone | | | | cone in a back and forth movement, is considered |
| diaphragm to swing back and forth, and the | | | | more difficult. To do this, you must boost the audio |
| microphone converts this swinging motion into an | | | | electrical signals so it will have larger currents while |
| electrical signal. This electrical signal rises and falls in | | | | maintaining the same fluctuation pattern or charge. |
| order to represent the refractions and compressions | | | | This is the main job of a home stereo amplifier as well |
| of the sound wave. | | | | as any other type of amplifier. It basically produces a |
| 2. A voice recorder encodes electrical signals as a | | | | more dominant version of the traditional audio signal. |
| pattern through some sort of medium. For example, | | | | Amplifiers are intensely complex sound devices, |
| they can be translated into magnetic impulses on voice | | | | composed of hundreds of tiny electrical pieces; |
| tapes or as grooves in a record piece. | | | | however, you will be able to grasp a clearer picture on |
| 3. A tape deck player retakes this actual pattern as an | | | | how they work if you exert a bit of effort in examining |
| electrical signal and utilizes this electricity to swing or | | | | its basic properties and components. |