Tone King has unveiled the Imperial Preamp, a “high-voltage tri-tube” preamp pedal that takes the tones of the Baltimore, Maryland high-end guitar amp brand’s Imperial MKII combo and repackages them ...

This pair of rock speakers has Bluetooth and a stereo amp built in, so installation is simple. It delivers a big, yard-filling sound, but it does require a power outlet. Figuring that most people ...

Abstract: This article presents a deep-learning-based approach for designing Class F power amplifiers (PAs). We use convolutional neural networks (CNNs) to predict the scattering parameters of ...