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 ...

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 ...

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 ...

IK Multimedia expands its Tonex ecosystem with the ultimate practice amp, with access to over 40,000 amp/ pedal rigs, tuner, ...

If you want to improve your headphone performance without breaking the bank, Pro-Ject's new amp could be for you. The Head Box E is small enough to fit in a coat pocket, yet Pro-Ject claims it can ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Indeed, we had no gripes with the unit’s design expect for the lack of tap tempo. Alas, Boss ...

Speakertec based in the UK, has created a new pocket headphone amplifier called the KITTY which combines both a portable amplifier with interchangeable DAC modules providing a “swiss army knife for ...

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 ...

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 ...

If you use a pair of portable headphones, or even budget headphones, you could probably do with a decent amplifier. But if your favorite way of listening involves music on the go, it’s got to go with ...