hello@gsus4.com.au
hello@gsus4.com.au
Explore a curated selection of guitar pedals and effects at Gsus4 - from boutique overdrive and distortion to delay, reverb, modulation, pitch, volume and utility pedals. Our range covers everything from classic analogue tones to modern, experimental sound design tools.
Based in Sydney, Gsus4 focuses on thoughtfully selected gear that inspires creativity, whether you are building a compact pedalboard, refining your core tone, or expanding into ambient and textural sounds. Each pedal is chosen for sound quality, build reliability and real-world usability.
Discover gain devices, preamps, buffers, switching solutions and time-based effects from respected global and boutique brands. Whether you play live, record at home, or experiment in the studio, our guitar effects collection is designed to support every stage of your signal chain.
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DSM Humboldt Electronic's Simplifier MK2 is jam-packed with features. Three excellent preamps include AC BRIT, American, and MS Brit characterist...
View full detailsA Pint-sized Powerhouse of All-analog Amplifier Tone Simple in name but comprehensive in tone, the DSM Humboldt Simplifier X Zero Watt Reverb Ster...
View full detailsThe Pink Flow is our proposed combination of JAM pedals designs that will Equip you with the essential tools to not only bring your “Pink” line...
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Our love for harmonic and amplitude tremolo deepens ever further with Harmonious Monk mk.2! WHAT'S NEW: TAP tempo Ramp function: holding the ...
View full detailsDrawing inspiration from its germanium predecessor, the Fuzz Phrase Si encapsulates the rich harmonic profile and dynamic response of the esteeme...
View full detailsWe have always prided ourselves on refining and delivering the iconic tones of early 80s distortion boxes with our Rattler. Now, the snake has she...
View full detailsThe Fulltone Custom Shop SUPA-WAH, with its gorgeous Metallic-White finish, takes our legendary CLYDE Wah concept to the next level by offering t...
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1 Review
Colortone Parasite is a versatile JFET based ‘Full Spectrum’ Overdrive guitar pedal with Treble Boost features and active tone controls. While the...
View full detailsColortone’s Optical Tremolo is a wave shapeable analog tremolo effect pedal. With an optical photoresistor at its core the Optical Tremolo produc...
View full detailsWith 8 unique programs, the Tremolo8 shows you what volume modulation is truly capable of.In a past life, this project started as a pedal for our p...
View full detailsThe ultimate Marshall Plexi emulation and fully-customizable amp-in-a-box experience. The Dirty Little Secret Deluxe represents the next logical st...
View full detailsThe CBX gives you full control over a classic studio trick popularized in the ‘80s by Phil Collins and Bruce Springsteen known as gated reverb. Ori...
View full detailsThe Sinkhole is perhaps our most ethereal reverb unit to date. We’ve combined a harmonically-rich “hole” reverb with an impossibly deep four-voice ...
View full detailsThe Soft Focus patch on the Yamaha FX500 was widely used in the ‘90s by early shoegaze bands, most notably Slowdive on Souvlaki. With its roots in ...
View full detailsThe Epoch Boost, a refined iteration of the iconic Maestro EP-3 Echoplex preamp, paves the way for its successor, the Epoch Bias. This new model fe...
View full detailsThe Bitters is a reimagining of a hyper-deranged multifx processor, the Alesis Bitrman. Featuring knobs for Distortion, Phaser and one of four choo...
View full detailsFewer things give guitarists that fabled “riff face” more than a fuzz mixed with an analog octave down, and our original Perseus was a trailblazer ...
View full detailsBrian May, Eric Clapton, Tony Iommi, and others pioneered the use of the Treble Booster, more specifically the Dallas Rangemaster*. One thing that ...
View full detailsIsolator is designed for players that want an isolated split on their pedal board. This is ideally used for splitting your board into two lines, d...
View full detailsIsolator is designed for players that want an isolated split on their pedal board. This is ideally used for splitting your board into two lines, d...
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1 Review
Colortones SPRING REVERB II is an expressive, analog voiced, vintage reverb engine hosting 3 versatile recreations of classic Reverb Units toget...
View full detailsEmbark on a sonic journey of modulation with the RoundHouse, Colortones luscious multi mode tremolo pedal featuring three tweakable Modulation M...
View full details5.0 / 5.0
1 Review
Enter the realm of sonic exploration with Colortones LO-FI DELAY. Featuring three distinct delay voicings, the LO-FI DELAY is a grainy lo-fi, ol...
View full detailsour Eventide H9 is one of the most advanced guitar pedals, but it only has two buttons. Unleash its full potential with a new kind of auxiliary s...
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