The circuit consists of preamplifier, tone controls, and regulated DC power supply, while providing a power output of 18 Watts for 8 Ohm load and 30 Watts for 4 Ohms load. BC550 – an NPN general ...

Back in 2004, we reviewed the ZVOX 315, a speaker system designed to provide big sound from a single enclosure. We found it to be a well-made, good-sounding, easy-to-use system; however, its size and ...

Back in 2020, Apple introduced the $99 HomePod mini for those seeking a miniature, more affordable edition of its smart speaker. While I absolutely adore the pair I’ve connected to my Apple TV for ...

A small audio test generator is very useful for quickly tracing a signal through an audio unit. Its main purpose is speed rather than refinement. A single sine-wave signal of about 1 kHz is normally ...