This article started because a good friend of mine dropped a Panasonic SA-XR50 switch-mode amplifier to me for some basic bench test. This article will NOT be a review of that unit, but an ...

We had the opportunity to listen to the Moonriver Audio 404 Integrated Amplifier again at T.H.E. Show 2022 and it did not disappoint. The Moonriver Audio 404 (starting at $3,499 USD) is an integrated ...

Although the setup and control processes require some fine tuning to get things running, the result is certainly worth it. The Gold Note DS-10 offers beautiful audio via its DAC, and is a great ...

In high-end audio equipment, careful selection of resistors is one of the best ways to avoid or minimize noise and distortion in the signal path. This paper describes the noise generation in resistors ...