[ErikaFluff] needed an amp for her Grado open cans. Rather than build yet another boring black box, she built what may be the most awesome headphone amp ever by adding a tiny CRT which displays ...

There are plenty of tube amplifiers now being manufactured, with a popular choice being headphone amplifiers that use a tube as a gain stage followed by an op-amp as a buffer with a low impedance ...

Table of Contents How to connect your Bluetooth headphones to a PC No Bluetooth icon? You might not have it Bluetooth headphones are a super convenient way to listen to music, watch movies and TV ...

At $1,999, the Technics HA-507 is a pure analog headphone amplifier and preamplifier with a balanced/dual mono configuration. Although TEAC’s Reference 500 series includes UD models that combine both ...

Earlier this year, Chord introduced the Alto headphone/speaker amplifier at NAMM; specifically designed as a desktop audio solution ... The Head-Fi crowd were intrigued by its mix of connectivity ...

When in desktop mode, if you connect the BTR 17 to a phone as a dongle DAC and headphone amplifier you can also choose to connect an external power supply which enables the device to drive power ...

If you want to include digital connectivity, you can pair the headphone amp with the UD-507 DAC/preamp, while those wanting to use the HA-507's preamp abilities to drive a full speakers hi-fi system ...