High-speed amplifiers have broken the gigahertz barrier, making them an attractive choice in many applications. Fundamental differences exist in the types of amplifiers on the market. The two most ...

Learn how power amplifiers work, the common types, and what to lookout for when shopping for amps. You have to find out if the amplifier is a Class A/B analog amp or a Class D digital amplifier before ...

With both current and voltage feedback operational amplifiers (op amps) available to the system designer, how do you select which device to use? This two-part article discusses applications most ...

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 ...

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 ...

Guitar amplifiers have been evolving since the early 20th century and the Jazz Age when stringed instruments demanded extra volume to compete with brass sections and prominent drums. Many amplifier ...

Researchers from the University of California – Riverside and Rice University have made the first single-transistor amplifier from graphene. The device is better than conventional amplifiers thanks to ...

The Woo WA-234 Mono is two amps in one, it's an astonishingly good headphone amp, and it's just as remarkable with speakers! Ex-movie theater projectionist Steve Guttenberg has also worked as a ...