This material originally appeared as one long article in Linear Audio Volume 2, published in September 2011. Linear Audio is a book-format audio magazine published half-yearly by Jan Didden. These ...

What is The Kirchhopamp Protocol and why is the output stage perhaps the key player when dealing with op-amp supply current? Kendall Castor-Perry, aka "The Filter Wizard," breaks it all down. Last ...

In the third article of a four-part series, detailed simulations of an audio power amplifier using the “Class i” output driver introduced in part two shows its flexible control of output device ...

Some photoelectric sensors, ultrasonic sensors, and rotary encoders generate a digital dc output called a push-pull signal. The external environment activates the sensor, which, in turn, closes a ...

Though sometimes taken for granted, designers shouldn’t overlook the intricacies of voltage- and current-feedback op amps—integral players in the analog and mixed-signal worlds. Op amps amplify tiny ...