Walrus Audio MAKO ACS1 MKII – Amplifier & cabinet simulator / Bypass pedal, offering the option of true or buffered bypass for maximum flexibility. It comes in an anodized gold finish, with a 2-inch OLED screen and compact dimensions. The pedal is powered by 9V DC, recommending an isolated power source to avoid interference.
It features high-quality audio conversion at 24-bit/48kHz and 32-bit processing with Sharc and ARM co-processors for superior performance. The firmware and IRs can be updated or loaded via the official Walrus Audio website.
General
Amplifier and cabinet simulator pedal (IR) with realistic sound and feel of a real amplifier.
Includes 6 amplifier models inspired by classic and high-gain models.
12 high-quality cab IRs (Tone Factor + York Audio).
Ability to load custom IRs from walrusaudio.io.
Stereo mode: you can combine different amplifiers and cabinets on the left and right channels.
MIDI control, input and thru TRS 1/8".
Onboard presets: 3 saveable presets (red, green, blue), plus up to 128 via MIDI.
Selectable bypass: True Bypass and Buffered Bypass
Finish: anodized gold with black and green inscriptions
2” OLED screen – resolution 128x32 pixels
Dimensions (with knobs): 124.5 x 64 x 67 mm
Power supply: 9V DC, minimum 300mA, centre negative
Isolated power supply recommended (no daisy chain)
24-bit / 48kHz A/D and D/A converters
32-bit floating point audio processing
Sharc & ARM co-processors for high performance
Firmware updates and loading IRs at: www.walrusaudio.io
Power supply not included
Included amplifier models
Fullerton – Fender® Deluxe Reverb: clear, clean tone with plenty of headroom.
London – Marshall® Bluesbreaker: warm, harmonic breakup.
Dartford – Vox® AC30: bright, aggressive British sound.
Red – Peavey® 5150: modern, tight, aggressive distortion.
Citrus – Orange® Rockerverb: British gain, clear and rich tone.
Tread – Mesa® Dual Rectifier: massive saturation, perfect for metal and punk.
Tonal control and effects
3-band EQ: bass, mid, treble (individually for L, R or L+R).
Room knob: controls reverb (Room, Hall, Spring).
Presence & Resonance in the Amp EQ menu.
Adjustable noise gate, especially useful for high-gain models.
Bypass for IRs or amplifiers separately – ideal for hybrid rigs.
Additional functionality
Simple control: volume, gain, room, EQ, intuitive encoders.
Saveable presets with footswitches, starts in the last used preset.
