There you are at the surplus store, staring into the bin of faded orange, yellow, red, and black, boxes–a treasure trove of vintage vacuum tubes—dreaming about building a tube amp for your ...

With the launch of the PD10 Black, Astell&Kern introduces several key features previously exclusive to the flagship A&ultima ...

A new book authored by Robert N. Buono delves deeply into Class-D amplifiers, a crucial technology in audio designs. Buono ...

ARCAM Radia+ A5+, A15+, and A25+ integrated amplifiers debut at CEDIA 2025 with upgraded circuits, Bluetooth 5.4, Auracast, ...

Andy recommends favorite resources for basic op amp circuits and includes a portion of TI's AN-20. Test your knowledge with our op amp quiz; answer explanations are included. By 1969, a fledgling ...

Project Statement Design a single-stage audio amplifier circuit using a BJT transistor. The amplifier should operate in the active region, provide a voltage gain of at least 50, and handle an input ...

Abstract: This paper presents an integrated digital class D audio power amplifier output stage implemented in a 40V, 0.35µm HV-CMOS technology. The integrated output stage consists of a full H-bridge, ...

The difference amplifier is a common and useful circuit employed in various applications ranging from factory automation to electric vehicle systems. That’s primarily because it’s helpful to add ...

Abstract: Silicon monolithic circuits are best suited for applications with low power dissipation. Conventional approaches to audio power amplifiers have a rather limited efficiency, and are therefore ...