Model Bending

This is the companion page to the DAFx 2022 Paper Model Bending: Teaching Analog Models New Tricks

Audio Examples - 2 Capacitor Diode Clipper

Here are audio examples of the bent two-capacitor diode clipper circuit detailed in the paper.

Dry Guitar Chords

The dry input for the following examples.

Dry
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DK Diode Clipper

This is the output of the diode clipper using the discrete K method of Yeh

DK Diode Clipper
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WDF Diode Clipper

This is the output of the diode clipper using the WDF method, it should sound identical to the discrete K method.

WDF Diode Clipper
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DK Bend from Section 5.1.3

This is the output of the bent discrete K diode clipper using the model bend described in Section 5.1.3 of the paper.

DK Bent Diode Clipper 5.1.3
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WDF Bend from Section 5.1.3

This is the output of the bent WDF diode clipper using the model bend described in Section 5.1.3 of the paper.

WDF Bent Diode Clipper 5.1.3
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WDF Bend from Section 5.1.4

This is the output of the double knee'd diode clipper using the model bend described in Section 5.1.4 of the paper.

WDF Bent Diode Clipper 5.1.4
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Audio Examples - Buchla 259 Wavefolder

Here are audio examples of the Buchla 259 Wavefolder detailed in the paper

259 Input

The dry input for the following examples.

Dry
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259 Wavefolder

This is the output from the 259 Wavefolder published by Esqueda et al. Drive is +24 dB and the Offset is modulated in the second half.

259 Wavefolder
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Bent 259 Wavefolder 1

This is the output from the Bent 259 Wavefolder from our paper. Drive is +24 dB and the Offset is modulated in the second half.

Bent 259 Wavefolder #1
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Bent 259 Wavefolder 2

This is the output from another Bent 259 Wavefolder we didn't have room for in the paper. Drive is +24 dB and the Offset is modulated in the second half.

Bent 259 Wavefolder #2
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Bent 259 Wavefolder 1 with Complex Input

This is the output from the Bent 259 Wavefolder from our paper with a more complex input. Drive is +24 dB and the Offset is modulated in the second half.

Bent 259 Wavefolder # 1 with Complex Input
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Audio Examples - Additional Diode Clipper Bends

Here are audio examples of additional Diode Clipper bends not included in the paper.

Bitcrush-like

This bend sounds like a bitcrusher.

Bitcrush-like
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Even Harmonics

This asymmetrical bend produces a lot of even harmonics.

Even harmonics
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Gated Fuzz

This center clipping bend has a gated effect

Gated Fuzz
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Grindy

This gentle distortion has a grinding sound

Grindy
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