In various industries and applications, it’s crucial to monitor the current and frequency of devices in real-time. These ...

Audio frequency detection is the process of identifying the pitch or dominant frequency of a sound signal. Three common methods used are Fast Fourier Transform (FFT), AutoCorrelation, and ...

Interested in audio-related projects? One of the most popular Elektor projects in 2015 was Burkhard Kainka's medium-wave AM transmitter design. Let’s revisit the creative Arduino Uno-based design.

Taking into account the relationship between retinal and post-retinal vision disorders and color vision impairment, the objective of this work is to present a new configuration of a portable and ...

A fully fledged spectrum analyzer on a basic Arduino board? It is possible when the software is tailored to the available processing power. A standard Arduino can be turned into an AC line (‘mains’) ...

Abstract: Frequency response method is an important approach in the design and analysis of plants and controllers. Bode plot is a simple technique to graphically represent a system frequency response.

1 Department of Mathematics and Computer Sciences, University of Kinshasa, Kinshasa, Democratic Republic of the Congo. 2 Faculty of Electronic Engineering, University of South Africa, Pretoria, South ...

Like most of us, [Peter] had a bit of extra time on his hands during quarantine and decided to take a look back at speech recognition technology in the 1970s. Quickly, he started thinking to himself, ...

Hi guys, during the last few weeks, I’ve been working on reconnecting with my love for the guitar. Playing the box guitar was how I relax few years back before the saxophone took over. Going back to ...