DIY Spectrum Analyser

https://www.electronics-lab.com/diy-spectrum-analyser/

Alan X has been working on a spectrum analyser project that can show the spectrum visually! He started working with ATTiny85 and kept on updating the project over time. Alan X used Goertzel’s algorithm with a Hamming window, this algorithm can be used to detect a frequency from sampled data. Here is the preliminary code […]