Topic: Audio Amplifier Circuits
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Answers to Common Questions
How an Amplifier Circuit Works
An audio amplifier circuit converts a small AC signal and turns it into a larger signal. An audio amplifier must reproduce the AC signal without distortion. Some amplifiers, such as the Class-A audio amplifier, waste energy by converting mu... Read More »
Source: http://www.ehow.com/how_6574831_diy-earphone-amplifiers.html?ref=...
How to Test Audio Amplifiers
An audio power amplifier is one the most important piece of equipment within a home stereo system. Every signal passes through it on the way to the speakers. If it is not functioning properly, everything will be affected. If experiencing a ... Read More »
Source: http://www.ehow.com/how_7864212_test-audio-amplifiers.html
How to Troubleshoot an Audio Amplifier
Audio amplifiers today can offer high definition multimedia interfaces (HDMI), iPod and Bluetooth connectivity, cinema-like effects, and enhancement for compression-based music. Here's a look at what to do when you encounter the most basic ... Read More »
Source: http://www.ehow.com/how_5255740_troubleshoot-audio-amplifier.html
More Common Questions
Answers to Other Common Questions
Audio amplifiers are capable of converting a small voltage audio signal into a larger voltage audio signal of identical frequency. An audio amplifier must reproduce a larger version of the same waveform; otherwise the output is said to be d...
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Source: http://www.ehow.com/how_5871821_build-audio-amplifier.html
Open Audacity and click FILE, IMPORT..., to Choose which audio you wish to edit. With your cursor selection the portion of audio that you wish to Amplify ,and make sure you have the Selection Tool as your choose while editing( See Picture) ...
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Source: http://www.ehow.com/how_4560161.html
An audio amplifier produces and delivers power through speaker wires to drive audio loudspeakers in a stereo or home-theater setup. The power setting, better known as volume control, allows you to adjust the sound level coming from your spe...
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Source: http://www.ehow.com/how_5213085_use-audio-amplifier.html
If you need an electronic device that can detect rapid changes in light, a photodiode makes a good choice. It's similar to a standard semiconductor diode, except it has a window that exposes its insides to light. To make the most of the pho...
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Source: http://www.ehow.com/how_7935770_design-photodiode-amplifier-circu...
Making an amplifier circuit board is not as difficult as you might think. Once you have built this hobby-sized amplifier circuit board and understand how it works, you will be able to begin experimenting with larger versions. By following t...
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Source: http://www.ehow.com/how_4727940_make-amplifier-circuit-board.html
The gain control on an audio amplifier adjusts the power or amplitude of a signal processing through the amplifier, such as an audio signal from a car stereo or a CD player, through the amplifier to a set of connected speakers. The gain set...
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Source: http://www.ehow.com/how_7649293_lower-audio-amplifier-gain.html
Speakers connect to amplifiers to receive audio signals and the power to drive them through two-strand wire. Each wire strand attaches to either the positive or negative terminals on the back of the speaker and the terminals labeled for tha...
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Source: http://www.ehow.com/how_7425164_wire-audio-amplifiers-speakers.ht...
