The stereo amplifier is the beating heart of your hi-fi separates system. At What Hi-Fi?, we have been testing them ever since 1976, and our experienced review team has collectively tested hundreds of ...

As we’ve traced our no-nonsense path through the world of Hi-Fi audio, we’ve started with the listener, understood the limitations of the human ear, and thence proceeded to the loudspeaker. We’ve ...

If you’re building a hi-fi system, amplification is a necessary cog in the chain. While your source (turntable, streamer etc) plays your music and your speakers output it, the middle-man amplifier ...

There are few greater follies in the world of electronics than that of an electronic engineering student who has just discovered the world of hi-fi audio. I was once that electronic engineering ...

You’ve probably never heard of Advance Paris, but the prestigious French audio manufacturers are hoping to change that, today announcing that its premium lineup of amplifiers and hi-fi separates, ...

If you buy from a link, we may earn a commission. Learn more WiiM has become quite the disruptor in the budget hi-fi space over recent years. The California-based audio company is now well known for ...

If you have read an amplifier review or looked at the specifications for an amp, the chances are that you have come across a term such as 'Class A/B'. In fact, this is just one of a number of ...

Welcome to the Year in Review, where we’re rewinding the clock on an entire year’s worth of coverage to highlight the notable and under-the-radar product releases that crossed our desk in 2024. Here’s ...

Arcam introduced its Radia series of integrated stereo amplifiers just two years ago, but they’ve been a big hit among audiophiles looking to build a more traditional hi-fi setup in a relatively ...

Yamaha announced four hi-fi integrated stereo amplifiers, comprised of the A-S301, A-S501, A-S701, and A-S801 (pictured top), priced from $400 to $1000 for budget stereophiles. Each model is crafted ...

Tr1 and Tr2 transistors functions as direct coupled voltage amplifiers. R6 resistor, D1 and D2 diodes determine the standby current of complement driver stage (Tr3/Tr4) and output stage (Tr5/Tr6). C3, ...

The circuit was built based on a single integrated circuit TDA2050 to produce an amplifier with high fidelity since the IC is intended for use as Class AB. The circuit was built based on a single ...