The Walrus Audio Canvas Expression completely redefines what an expression pedal can do, transforming a traditional, single-use tool into a true rig command center. Built with rock-solid construction that completely eliminates failure-prone components—meaning no strings, pots, or mechanical gears to get scratchy or snap mid-performance—this unit is designed to withstand relentless touring. Under the hood, the pedal utilizes a sophisticated digital/analog interface circuit with dynamic auto-detection, allowing it to seamlessly adapt to almost any circuit typology, pedalboard, or modular setup.

In terms of feel and tone manipulation, the Canvas Expression delivers ultra-smooth, high-resolution parameter sweeps with incredible accuracy. You can fine-tune the treadle's mechanical resistance via a simple drag adjustment to match your exact playing style. Whether you are driving lush delay sweeps, stepping through instant preset changes, or outputting Control Voltage to modular gear, the circuit responds organically while giving you absolute command over every parameter.

By offering dual independent multi-format outputs alongside deep TRS and USB-C MIDI integration, this pedal removes the need to clutter your board with multiple dedicated controllers. Its custom web editor allows for easy deep-dive customization, from setting taper curves and 14-bit MIDI CC/PC messages to adjusting CV voltage ranges. The Walrus Audio Canvas Expression provides unmatched versatility and control for both stage and studio setups.

Please feel free to reach out to our knowledgeable sales staff with any additional questions!

Features dual independent outputs capable of simultaneously functioning as Expression, Programmable Switch, or Control Voltage (CV) sources.

Integrated auto-detection automatically configures TRS/RTS wiring to ensure universal compatibility with expression-enabled gear.

Functions as a powerful MIDI controller sending up to 16 independently assignable MIDI messages over TRS and high-resolution USB-C.

Stringless, gearless, and pot-free construction ensures ultra-durable performance backed by a Limited Lifetime Warranty.

Advanced setup and deep customization are easily managed via the web-based Canvas editor app.

Connectivity: Variable operation TRS Output A and Output B for expression, switch, and control voltage output

TRS Output: Voltage divider using a 50 kΩ potentiometer

TS Output: Variable resistor with selectable total resistances - 10 kΩ, 25 kΩ, and 50 kΩ

Switch Output: Grounds tip to sleeve, ring to sleeve, or tip and ring to sleeve

Control Voltage Output: Selectable CV voltage ranges 0-3.3 V and 0-5 V

MIDI: ⅛” TRS Type A MIDI In and MIDI Out

USB-C: MIDI In and MIDI Out and firmware updates via walrusaudio.io

Power Requirement: Isolated 9 VDC, center-negative, 300 mA minimum

Height: 1.9” / 48 mm

Width: 3.6” / 91 mm

Depth: 8.9” / 225 mm

Weight: 2.2 lbs