Articles related to how amplifiers work
How Amplifiers Work in Stereos
The purpose of an amplifier is to receive a small electrical signal and enlarge or amplify it. In the case of a power amplifier, the signal must be enlarged much ...
Class A Amplifier Definition and Description - Stereos - About.com
Class A amplifiers are generally considered to be the best sounding amplifiers ... Man working at desk with headphones - Thomas Barwick/Stone/Getty Images.
Relationship Between Loudness and Amplifier Power - Stereos
Decibels (a measure of loudness) and watts (a measure of amplifier power) are ... Man working at desk with headphones - Thomas Barwick/Stone/Getty Images.
Do Car Stereos Really Need Amplifiers? - Car Tech - About.com
There are also different channel configurations that will work best with component speakers, so each amp has to be matched to the system that it's going to ...
How to Connect Speakers to a Receiver or Amplifier - Stereos
Connecting a speaker to a receiver or amp is simple because there are only two ... Man working at desk with headphones - Thomas Barwick/Stone/Getty Images.
Understanding How AM/FM Radio Works - Stereos - About.com
Our sense of vision is a good example of how modulation works. A blank piece of paper is useless unless it is ... Our Expert Recommends. How Amplifiers Work.
Troubleshooting: One Channel Not Working - Stereos - About.com
If the left channel does not work when connected to the right speaker, the problem ... If the speaker wire is in good condition, the problem exists in the amplifier or ...
Home Theater Receivers and the Multi-Zone Feature
A built-in Multi-channel amplifier (5.1, 6.1, or 7.1 channels) that sends the ... How this setup would work is that you would have the home theater receiver set up ...
The Truth About Wireless Speakers for Home Theater
A loudspeaker needs two types of signals in order to work. Ads ... to make the loudspeaker work are passed through speaker wire connections from an amplifier.
Class D amplifier definition - Stereos - About.com
Some very low-cost Class D amplifiers use a "filter-free" design, in which the normal capacitance and inductance of the connected speaker works as the ...