In this video, I take a deep dive into the Cayin HA-6A Mk2, a flagship tube headphone amplifier that promises to bridge the gap between delicate IEMs and power-hungry planar magnetic headphones. While ...

As a service to our readers, we're providing the LTspice files used in Dr. Dyer's article on simulation of the 12AX7 and the K2-W vacuum-tube op amp. 1. The model for the K2-W is established as a ...

A high-level overview of Ameriprise Financial, Inc. (AMP) stock. View (AMP) real-time stock price, chart, news, analysis, analyst reviews and more.

Founded in 1962 and the epitome of an iconic rock 'n' roll brand, the very name Marshall Amplification conjures up images for ...

It’s not the lanyard classes who are hurt by the Tube strike, but those whose taxes pay their wages ...