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Blind guitarist brought to tears by specially made Braille amp by Victory Amplification

Braille, a tactile writing system of raised dots, was invented by French educator Louis Braille in the 1820s. Here, it's used ...
IEEE

A wide input low quiescent current without operational amplifier bandgap reference circuit

Abstract: The output voltage of traditional first-order temperature-compensated bandgap reference (BGR) fluctuates widely with temperature, which resulting in inaccurate supply voltages. This paper ...

This audio streaming amp could breathe new life into your classic hi-fi setup

The new WiiM Amp, available for a fraction of the Sonos Amp's price, can handle lossless audio and supports all major Hi-Fi ...
IEEE

Cryogenic C-Band Hybrid MMIC Low-Noise Amplifier Using HTS Input Matching Network Assisted by Gray Wolf Optimizer

Abstract: In this article, a cryogenic 4–8-GHz hybrid monolithic microwave integrated circuit (MMIC) low-noise amplifier (LNA), enhanced with an external high-temperature superconductor (HTS) ...