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Open Box & Demo Items

All sales are final for any open-box, demo, or scratch & dent item.  That said, they come with manufacturer's warranties (except where listed), and Patchwerks will help support any warranty claims for manufacturer defects with the manufacturer.

If you have any questions about the condition of any item, feel free to call the shop (844-WAVEFRM) or email us at info@patchwerks.com for more detail.

Noise Engineering Quantus Trajecta Quad Envelope Generator (Demo)
Sale
Noise Engineering Quantus Trajecta Quad Envelope Generator (Demo)

Noise Engineering

$240.00$280.00

Quantus Trajecta is a quad envelope designed with polyphony in mind. Each control universally adjusts all four envelopes, so keeping separate voices related on the fly is easy. Initially designed to borrow the structure...

Erica Synths Bass Drum (Open Box)
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Erica Synths Bass Drum (Open Box)

Erica Synths

$230.00$279.00

Erica Synths Bass Drum is developed in collaboration with the French company e-licktronick and it's our take on analogue bass drum circuits adapted for modular systems. Massive, punchy sound, Accent & CV control over...

WMD Orion Analog Phaser Audio Effect (Demo)
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WMD Orion Analog Phaser Audio Effect (Demo)

WMD

$199.00$239.00

Set your Phaser to "FUN", and proceed with confidence! Orion is an analog Phaser effect module for eurorack modular synthesizers in 4HP. It can be used in mono or as a mono to stereo...

Doepfer A-131 Exponential VCA (Demo)
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Doepfer A-131 Exponential VCA (Demo)

Doepfer

$79.00$93.00

Modules A-130 and A-131 provide voltage-controlled amplification. For audio signals, you would normally use the exponential VCA (A-131), and for control voltages, the linear VCA (A-130). It doesn't always have to be that way,...

Expert Sleepers Persephone JFET VCA (Demo)
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Expert Sleepers Persephone JFET VCA (Demo)

Expert Sleepers

$160.00$189.00

'Persephone' is a VCA (Voltage Controlled Amplifier) using a discrete JFET as the gain element. The JFET can be tastefully (or violently) overdriven for saturation/distortion effects. Persephone also includes a zero-crossing detector, which can be...

WMD MultiMode Envelope (Demo)
Sale
WMD MultiMode Envelope (Demo)

WMD

$189.00$229.00

ADSR, Cycle, Logic, and more The WMD Multimode Envelope is our take on the classic ADSR. It offers expanded controls, multiple logic modes, and voltage control with the expansion module. This is the most...