The brand claims it's designed for those who value premium amplification above all else.

Ruark’s streaming amplifier is lovely to look at and use, with extensive features and a smooth, captivating performance in a compact form.

The rising hi-fi brand's newest audiophile amplifier has a more classic design and look.

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 ...

If you're looking into a new sound system, you may be wondering if you need an amplifier as well. Here's how to tell and why amps even matter.

Red Wine Audio makes some of my all-time favorite headphone amplifiers, but they’re pretty expensive. The Isabellina HPA LFP-V Edition, for example, runs $2,500; it was designed and built in Vinnie ...

As we’ve traced our no-nonsense path through the world of Hi-Fi audio, we’ve started with the listener, understood the limitations of the human ear, and thence proceeded to the loudspeaker. We’ve ...

Indy Audio Labs is reviving two famed American brands, Aragon and Acurus, and still builds them here in the U.S.A. I have fond memories of the original Aragon 4004 power amplifier from my days when I ...

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 ...

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 ...

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 ...