Understand the basic audio components of a Hi-Fi stereo system so you know what to look for when shopping for audiophile equipment. Amplifier. Amp. Preamp. Integrated amp. Phono stage. Tube amplifier.

A Class D audio amplifier is basically a switching amplifier or PWM amplifier. There are a number of different classes of amplifiers. We will take a look at the definitions for the main ...

In order to hear your guitar you're going to need an amplifier, which is going to take the signal from your pickups and make it nice and loud. There are a few different types of amp which you'll no ...

As you can see, there are a number of variables and the answer is simply not that straight forward. When conducting amplifier measurements, we tend to be a bit more forgiving with receivers than multi ...

1. Is Amplifier Weight an Indicator of Robust Amplifier Design? You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before you can generalize about weight ...

Class A devices feature a design in which the output stage passes current at all times, even when the input stage is idle. Class B devices do not pass current when the output device is idle. Class AB ...

One of my first jobs as an engineer was at Empire Scientific Corp. in Garden City, NY in 1972. This was a high-end audio company that made speakers, turntables and phonograph cartridges. We had some ...

Class D audio amplifier chips are a type of amplifier that uses switching technology to convert an input audio signal into a high-frequency pulse-width modulated (PWM) signal. These amplifiers are ...