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pm:prj2026:jan.vaduva:andreea.gheorghiu04 [2026/05/09 23:55] (current)
andreea.gheorghiu04 created
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 +====== Multi-effects guitar pedal ======
 +
 +===== Introduction =====
 +
 +**Description:​**
 +This project is a digital, real-time multi-effect guitar pedal powered by an Arduino microcontroller. The system captures the analog audio signal from an electric guitar and converts it into a digital stream using an Analog-to-Digital Converter (ADC). Once digitized, the microcontroller applies Digital Signal Processing (DSP) algorithms to manipulate the audio in real-time. The processed signal is then reconstructed into an analog sound wave via a Digital-to-Analog Converter (DAC) and sent to the amplifier.
 +
 +For the user interface, the pedal features an intuitive control panel: an LCD screen displays the currently active effect, a tactile push-button allows the user to seamlessly cycle through the four available effects, and a potentiometer knob provides real-time control over the intensity of the applied effect. ​
 +
 +Implemented effects are:
 +  * Distortion
 +  * Overdrive
 +  * Delay
 +  * Reverb
 +
 +**Utilities:​** This device offers guitarists an all-in-one compact unit that replaces the need for multiple standalone pedals. Its plug-and-play design ensures an easy setup, that gets musicians ready to perform with a variety of core guitar tones.
 +
 +**Inspiration:​** I wanted to do something practical that I would actually use. Guitar pedals are quite expensive and I only own one so I thought I could expand the collection for a cheaper price. Also, audio manipulation is an interesting technical domain; this project provides the opportunity to experiment with sound signals, DSP coding, and the intersection of hardware and software engineering.
 +
 +===== Description =====
 +
 +
 +===== Hardware Design =====
 +
  
pm/prj2026/jan.vaduva/andreea.gheorghiu04.txt · Last modified: 2026/05/09 23:55 by andreea.gheorghiu04
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