He has been reviewing speakers and other audio products for more than 30 years. We tested several new amps and added the Aiyima D05 to Other stereo amps and receivers worth considering.

My Matchless was my dream amp and I adore it. However, after playing Mick’s Two-Rock TS1 I’ve had it in mind that a Dumble-type amplifier may be in my future Dan Steinhardt “My Matchless was ...

These vintage components had a striking industrial design, featuring grey metal and orange plastic, and their transistor-based amplification was unique during a time when tube amplifiers were still ...

The operational amplifier, or op amp, is one of the most basic building blocks used in analog circuits. Ever since single-chip op amps were introduced in the 1960s, thousands of different types ...

First of all, there can be some confusion between integrated amplifiers (one that combines both a preamp and power amp) and stereo receivers (which is basically an integrated amplifier with an AM ...

If you’ve got active speakers (i.e. ones that plug in directly to the wall), then you won’t need an amp. But if you’re looking to tinker and tweak and have more flexibility with upgrades over the ...

The amount of amps you need from your portable jump starter depends on the type of vehicle you are trying to jump-start. Generally, smaller vehicles with smaller engines require less current ...

Technology journalist specializing in audio, computing and Apple Macs. Probably one of the most celebrated amplifiers ever made—the 33/303 two-box pre/power amp system from Quad—is back.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. You see, headphone amplifiers boast performance-first audio circuitry and have been designed ...

Read more about our Product Review Guidelines here. Amp ($1,795) is the newest addition to the world of smart fitness equipment, and it's unlike anything I've tried before. At first glance ...

How do you feel about automated vehicles? What effects do you think they will have on your generation? Read this article and post your comments and questions for Matt Richtel by Nov. 14. By The ...

I said, ‘Sure.’ My secret plan was working. “I had my Les Paul, a [Crowther] Hot Cake boost and a Matchless amp. I thought, ‘They’re not going to want typical guitar player licks,’ so ...