There are plenty of portable headphone amps out there that plug directly into instruments like electric guitars and basses, but Boss just kicked things up a notch. The company has announced the Katana ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. The tiny iFi GO blu is no larger than a Zippo lighter and ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Indeed, we had no gripes ...

Bartosz Kowalski and Joseph Chehade have designed a new pocket headphone amplifier called the UAMP which has been specifically designed to overcome your music player’s limitations, say the development ...

Dump the dongle – Fosi's new amp/DAC is made for iPhones and attaches via magnets ...

So you’ve got a killer pair of headphones, but your weedy smartphone just can’t provide enough power to drive ’em properly? You need a dedicated amplifier to give your tunes a boost – and Korean audio ...

This is a CHA 47 Pocket Headphone Amplifier.<BR><BR>This amp is a standard Cmoy amp output stage with the crossfeed circuit is eliminated and the current to the op-amps is paralleled. This amp was ...

As seen from the diagram, there are only a few components; an op-amp, handfull of resistors, a potentiometer and a capacitor. Since the circuit is for only one channel, you should construct two of ...

Pro-Ject Head Box E offers powerful, affordable desktop headphone amplification with discrete circuitry and versatile connections. A solid $120 upgrade option. If you’re serious about squeezing better ...