I have a few music tracks that are my go-to tunes when evaluating stereo systems. They’ve risen to the top not because they test different sound qualities specifically, or because they reflect any ...

Samsung’s Wave M7 wireless speakers give it a strong multi-room audio system, but we can’t same the same for this sound bar and wireless woofer combo. It’s hip to be analog these days. Vinyl records ...

The Feliks Audio Echo Vibe is a $1,095 OTL tube headphone amp from Poland that runs hot, sounds lush, and proves you don’t need 2 watts to melt your face off. Feliks Audio positions the Echo Vibe as ...

So you've decided that you'd like to pick up a headphone amplifier. Like many things in the world of audio, deciding which to buy can be a rabbit hole of different designs, types, and price points. We ...

So you’ve made the decision to buy an external headphone amplifier for your desktop setup. Awesome. It’s an easy way to make your nice pair of wired headphones sound better (because your computer’s ...

Millions of guitar player can’t be wrong. Well over 80% of guitar amplifiers new and existing still use vacuum tubes. Based on my experience, that could really be over 90%. Nevertheless, most guitar ...

Review: The IQ Audio M300 MonoBlock amplifier is deceivingly good, delivering rated power with pristine fidelity and finesse in an efficient, cool running pint sized package. Class D at its best.

Fig 1. This basic source-follower circuit is the kind of amplifier you would find in an electric bass guitar amplifier. R6 provides the feedback. On the other hand, low-distortion applications require ...

Having built a number of vacuum tube output transformer-less (OTL) amplifiers in recent years, it seemed as though it might be a good idea to try combining older with newer technology and using both ...