Firstly, I’d like to stress that the intended use of this circuit is only one of many possible applications. Apart from the obvious usage as a headphone amplifier, the circuit can be used for a range ...

A headphone DAC and amp are not a requirement to enjoy the sound from your various devices, but sometimes they can help. Many mobile devices have a DAC (digital audio converter) built into their ...

The Fiio K7 will dramatically improve the quality of your desktop listening. Skip your computer’s audio jack and plug the K7 into its USB port for a true revelation. The Fiio K7 desktop DAC and ...

A headphone amplifier than can drive both planar magnetic and electrostatic headphones? The iFi iCAN Phantom has arrived for $3,749. Is it possible for one headphone amplifier to drive everything?

Big-name tube amplifiers often don’t come cheap. Being the preserve of dedicated audiophiles, those delicate hi-fis put their glass components on show to tell you just how pricy they really ought to ...

Bryston’s BHA-1 has proved itself for over a decade and is one battle tested headphone amplifier I wish I had discovered sooner. For the better part of the past three years, almost every headphone ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. The older I get, the more I appreciate listening to music ...

The engineers at FiiO don’t appear to sleep. Hardly a day goes by without another product launch being announced by the audio brand. The latest is the FiiO K11 R2R – a desktop DAC and headphone ...

The circuit was constructed around the functionality of a Class A amplifier to create a headphone circuit. BC308 – an epitaxial planar PNP transistor used for general purpose and low noise amplifier ...

The FiiO K1 is a full USB DAC and headphone amp for $40 at Amazon. It has an ouput impedance of <1Ohm, does 36mA in current, and has a fixed gain of 1.2dB (more than sufficient for headphones.) The K1 ...

Even in this wireless age, wired headphones still hold quite a bit of magic. They beat out wireless headphones in terms of audio quality — and you still need a wired connection to listen to true ...

Hokay, so here’s the deal. I have a set of Sennheiser Momentum 4 cans. They’re bloody marvellous. Sound great, are comfy, battery lasts for ever. Yay. I also have a Bugera T5 tube amp into which I ...