Author(s)
Term
4. Term
Education
Publication year
2017
Submitted on
2017-06-02
Pages
61 pages
Abstract
I løbet af dette projekt blev en kommerciel tilgængelig analog guitar effekt pedal, en ‘Pharaoh’ fuzz af Black Arts Toneworks, grundigt analyseret og testet. Baseret på dette, blev en digital model udviklet og evalueret. Modellen er blevet baseret på adskillige optagede analysesignaler. Optagelserne blev emuleret ved hjælp af en overføringsfunktion for at simulere bølgeformerne. Indsigt i hvordan Pharaoh’en fungerer blev opnået via et kredsløbsdiagram og SPICE simuleringer deraf. Den udviklede pedal er i stand til at gengive meget lignende bølgeformer i overensstemmelse med analyseoptagelserne. En kvalitativ evaluering af den simulerede effektpedal blev udført med to guitarister. Begge fandt pedalen betydeligt lig med Pharaoh’en.
In the course of the project a commercial available analog guitar effect pedal, the ’Pharaoh’ fuzz by Black Art Toneworks, has been thoroughly analyzed and tested. Based on this a digital model has been developed and evaluated. The model has been based on numerous recorded analysis signals. The recordings were emulated by the use of a transfer function to simulate the waveforms. Insight of how the Pharaoh fuzz works were obtained through a circuit schematic and SPICE simulations thereof. The developed pedal is able to produce very similar waveforms in accordance with the analysis recordings. A qualitative evaluation of the simulated effect pedal was conducted with two guitarists. Both found the pedal considerably similar to the Pharaoh.
Keywords
Distortion ; Fuzz ; Effect pedal ; Guitar ; Emulation ; Analog ; Simulation ; Music ; bela
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