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 ...

Dollar for dollar, pound for pound, a better seven channel amplifier than the Emotiva UPA-7 does NOT exist on the market. This is a safe purchase and a highly recommended one! When Emotiva finally ...

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.

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 ...

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 ...

At $2,199, the TEAC AP-507 power amplifier can be configured for two channel stereo, bi-amp, or bridged. The TEAC AP-507 is primarily designed to be a companion to the above-mentioned previously ...

Roksan has added two new models to its Caspian Series 4G range: a streaming preamplifier and matching power amplifier. The Caspian Streaming Pre-Amplifier and Caspian Power Amplifier are "engineered ...