The build is based around a Raspberry Pi Pico, chosen for its feature set that makes it easy to configure as a USB audio device. It’s paired with a Waveshare Pico Audio module, which is based on the ...

The circuit was designed to be able to amplify or attenuate some regions of the acoustic spectrum with the use of a graphic equalizer. Graphic Equalizer – a common type of equalizer considered as a ...

There was a time when any hi-fi worth its salt had a little row of sliders on its front panel, a graphic equalizer. On a hi-fi these arrays of variable gain notch filters were little more than a fancy ...

There's a school of thought that believes speakers should be heard and not seen; to that, BluTiger says "rubbish!" They've taken a set of surround-sound computer speakers and strapped a couple of ...

The five band graphic equalizer described here was designed to connect between two video recorders, so that the frequency response can be corrected somewhat. A problem I frequently encounter when ...

Audio signal processing has experienced considerable advancements over recent decades, evolving from basic analogue filtering approaches to sophisticated digital methodologies. A central focus of ...

The circuit was designed to create ten different frequency bands to be handled by a single graphic equalizer to produce and maintain a predetermined area of frequencies. Graphic Equalizer – a common ...