Can the $199 FiiO BTR17 still compete in 2026? With dual ESS DACs, THX power, and LDAC support, this pocket DAC/amp aims close to desktop sound.

The Emotiva XPA-2 is a two-channel amplifier is one of the most powerful, highest value amplifiers we've reviewed to date. It is a lone wolf in a pasture of sheepish amplifiers. Power output: 250 ...

If you're at all an enthusiast of great-sounding music and are looking to up your game to make what you're playing sound its best, it's hard to be a great stereo receiver or integrated amplifier.

Technicians can now access ATX GigaXtend Amplifier settings directly through Harmonic’s Sonar cloud tool, speeding up troubleshooting and consolidating toolsets for operators using Harmonic’s vCMTS ...

There are few inventions that have been as crucial to the evolution of pop and rock music as the guitar amplifier. Indeed, many cite the 1951 Sun Records recording session of Jackie Brenston and his ...

Roksan is a British audio manufacturer that has been around since the mid-1980s. It specializes in high-end turntables, amplifiers and other hi-fi components designed for pretty serious audiophiles.

1. Is Amplifier Weight an Indicator of Robust Amplifier Design? You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before you can generalize about weight ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Best stereo amplifiers 2026: 8 class leaders chosen by our review experts Best active speakers ...

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 ...

While you may not think it, finding the best guitar amp for your needs is one of the most challenging – and important – gear decisions you're ever likely to make. Luckily it's also one of the most fun ...

On visiting a high-performance GaAs fab, I was shown a problem with the measurement system. The on-wafer test system was calibrated using a power meter and on-wafer standards, using the built-in ...