Teac is a Japanese hi-fi great with a history dating back to the mid-1950s. It’s best known for its high-end audio equipment, including reel-to-reel machines, cassette tape decks and amplifiers. Now, ...

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.

Find out if the Monolith 8125X and 8250X power amplifiers might be the right solution for your speaker setup. Monoprice has been releasing a lot of speakers and subwoofers recently (for more ...

Researchers at Stanford have developed a compact optical amplifier that dramatically boosts light signals using very little ...

Power amplifiers (PAs) are pivotal elements in modern wireless communication and radar systems, where enhancing output power and efficiency remains a critical challenge. Recent advances in PA design ...

Anthem's new MCA 225/325/525 multi-ch amplifiers boast up to 600 watts/ch power and low noise starting at $2k but are there caveats? Read on to find out. MCA 525 GEN2 Power Amplifier 5-channel power ...

CML Microcircuits has expanded its SµRF product portfolio with the introduction of two high efficiency single- and two-stage power amplifiers for dual-cell lithium battery-powered wireless devices.

Editor’s Note: This DI is a two-part series. In Part 1, Nick Cornford deliberately oscillates the TDA7052A audio power amplifier to produce a siren-like sound and, given the device’s distortion ...

Doherty power amplifiers (DPAs) have emerged as a critical technology for modern wireless communication systems, notably in the context of 5G and beyond. These amplifiers utilise a dual-amplifier ...

Understand the basic audio components of a Hi-Fi stereo system so you know what to look for when shopping for audiophile equipment. Amplifier. Amp. Preamp. Integrated amp. Phono stage. Tube amplifier.

Over the years, tutorials have appeared in EMC journals explaining how to estimate the power required from a power amplifier intended for use in an RF immunity test system. Little material, if any, ...

A tough challenge for test engineers is explored in terms of test methods, pitfalls, and measurement errors. For the test engineer, RF and microwave power amplifier testing imposes unique challenges.