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 ...

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The headphone amp is a device that uses a digital-to-analog (DAC) converter to turn the low-voltage audio signal from your digital ...

Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a record producer. Steve reviewed audio products for CNET and worked as a freelance writer for ...

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Just like rival products, this thing plugs into the input jack of a preferred instrument and includes a headphone jack to hear ...