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Digitizing the CryBaby

Figures 14, 15, and 16 (solid lines) show the amplitude responses of the author's CryBaby wah pedal measured (as described in §6.1.2 below) at three representative pedal settings (rocked fully backward, middle, and forward). Our goal is to ``digitize'' the CryBaby by devising a second-order sweeping resonator that audibly matches these three when the ``wah'' variable is $0$, $1/2$, and $1$, respectively.

Figure 14: Measured (solid line) and modeled (dashed line) amplitude responses of the CryBaby pedal rocked back full.
\resizebox{3.5in}{!}{\includegraphics{\figdir /crybaby1.eps}}

Figure 15: Measured (solid line) and modeled (dashed line) amplitude responses of the CryBaby pedal set to the middle of its excursion.
\resizebox{3.5in}{!}{\includegraphics{\figdir /crybaby2.eps}}

Figure 16: Measured (solid line) and modeled (dashed line) amplitude responses of the CryBaby pedal rocked fully forward.
\resizebox{3.5in}{!}{\includegraphics{\figdir /crybaby3.eps}}



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Download faust_strings.pdf

``Making Virtual Electric Guitars and Associated Effects Using Faust'', by Julius O. Smith III,
REALSIMPLE Project — work supported in part by the Wallenberg Global Learning Network .
Released 2013-08-22 under the Creative Commons License (Attribution 2.5), by Julius O. Smith III
Center for Computer Research in Music and Acoustics (CCRMA),   Stanford University
CCRMA