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 ...

Power operational amplifiers (POPs) are becoming increasingly common in control circuitry. Their primary advantages over conventional amplifiers are reduced part counts, increased reliability, and ...

Integrated stereo amplifiers that deliver both preamplifier and power duties from one box are neat, space-efficient and undoubtedly the most popular option when it comes to powering a hi-fi system, ...

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This article was originally fairly superficial and frivolous, but has been expanded (a little) to explain the matter better. Amplifier power ratings are usually honest in Hi-Fi equipment, but become ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Probably one of the most celebrated amplifiers ever ...

Wideband power amplifiers (PAs) are notoriously inefficient, especially due to the high peak-to-average power ratio (PAPR) in wireless telecom and other base station transmitters. The PA necessitates ...

In the last 15 years, high-speed piezo electric actuators have become less expensive to manufacture. Consequently, they find themselves as a favorite design choice for a growing number of applications ...