Traveling-wave parametric amplifiers (TWPAs) are electronic devices that boost weak microwave signals (i.e., electromagnetic ...

The big change is that Schiit has incorporated each with its Mesh conversion technology, which essentially performs a similar ...

When it comes to audio setups, there are really two main approaches: integrated amplifiers and separates. Integrated amp ...

Our picks for the best dedicated headphone amplifiers for audiophiles includes Apos, Feliks Audio and STAX.

WiiM has become quite the disruptor in the budget hi-fi space over recent years. The California-based audio company is now ...

One of my first jobs as a freshly minted graduate engineer involved the maintenance of a set of analogue chart recorders. They were museum pieces by the early 1990s: a motorized roll of graph paper ...

Feedback is an ubiquitous and unavoidable basic technique that keeps the world running. It is only controversial in consumer audio, and then only specifically in power amplifiers. This dates from ...

But this is mere carping. In reality, there has never been a better time to be a guitar player. Even bedroom strummers can ...

Guitar amplifiers have been evolving since the early 20th century and the Jazz Age when stringed instruments demanded extra volume to compete with brass sections and prominent drums. Many amplifier ...

Pass Labs’ new HPA-1c refines the original with lower noise, a redesigned power supply, and stronger performance, but its $4,045 price puts it up against serious rivals from Bryston, Violectric, and ...