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.
1st Batch Arriving July 2026 - Limited Stock Only Pre-orders are now open. Orders will be shipped in the order they are received once the limited f...
View full detailsTube-Powered Dual Channel Overdrive & Distortion TwinBlaze captures the soul of a roaring tube amp and brings it to your pedalboard.Powered by ...
View full detailsThe Royalist Tube Preamp Pedal distils the essence of classic British rock tone into a compact, pedalboard-ready format. Inspired by Tone King’s Ro...
View full details5.0 / 5.0
2 Reviews
DSM Humboldt DUMBLIFIER Overdrive Special is the inaugural release in the new ESSENTIALS series, a product line dedicated to faithfully recreating...
View full detailsThe All-Analog Simulation Solution | A collaboration between EarthQuaker Devices and Dr. Z Amplification The ZEQD-Pre is an all-analog tube preamp...
View full detailsThe IK Multimedia TONEX Plug is a revolutionary portable headphone amplifier that puts an unlimited world of guitar tones right in your pocket. Bui...
View full detailsBorn from a guitarist in a major ’70s band seeking a unique, more “engineered” tone, the original hardware became a cult classic across the late ’...
View full detailsIntroducing OPUS, an end-to-end tone shaping Amp Simulator and DynIR™ Engine ushering-in the next milestone-evolution of the Two notes ecosystem. ...
View full detailsThe bass: It’s the bedrock of any performance, demanding nothing short of tonal excellence. Enter ReVolt Bass, a forward-thinking all-analog 3-cha...
View full detailsFrom sublime cleans to the gnarliest of Metal tones, your performance demands the pinnacle in tonal excellence. Enter ReVolt Guitar, a forward-thi...
View full detailsPowered by a trio of 12AX7 tubes, the Tone King Imperial Preamp condenses the essence of Tone King’s beloved Imperial MKII amplifier into a pedalb...
View full detailsDriven by two glowing-hot, high-voltage 12AX7 preamp tubes, the Friedman IR-J packs the preamp section of Jake E. Lee’s signature JEL amplifiers...
View full detailsWith the IR-D dual tube preamp and DI pedal, Friedman sets its sights on the perfect marriage of modern amenities and authentic tube tone. In esse...
View full detailsThe Friedman IR-X is a feature-laden guitar preamp that fits right on your pedalboard. And since it's loaded with two high-voltage 12AX7 tubes, th...
View full detailsThe TC Electronic Jims 800 Dual Channel Guitar Preamp Pedal is designed to solve the challenge of achieving the legendary tone of a custom shop mo...
View full detailsThe TC Electronic Dual Wreck Dual Channel Guitar Preamp Pedal brings the iconic tone and feel of the legendary 1995 Revision G Dual Rectifier tube...
View full detailsThe TC Electronic V550 Dual Channel Guitar Preamp Pedal is designed for guitarists seeking the rich, dynamic tones of a tube amp without the bulk....
View full detailsThis original tube amp with legendary reverb ranks among the world’s most sought-after vintage combos and is likely one of the most recorded amps ...
View full detailsJimi Hendrix is widely accepted as one of the world’s most influential guitarists. Was he the best ever? We would make no such claim, as that is a...
View full details5.0 / 5.0
1 Review
IMPULSE is the first TC Electronic IR Loader. As always, their aim to give guitarist tools that support their playing rather than a degree in tech...
View full detailsThe Deluxe Nanoverb Amp 64’ blends vintage tube-driven tone with modern digital versatility in a compact, pedal-like form. Built more like an amp t...
View full detailsMeet the Pulze Mini — a palm-sized powerhouse designed for guitarists, bassists, and acoustic players who want pro-level tone without hauling arou...
View full detailsBring the low-end brutality with DSM Humboldt Electronics’ Sub Atomic, an all-analog 2-channel preamp pedal for your bass that covers everything fr...
View full detailsBuilding upon DSM Humboldt’s fan-favourite Bass Station, the Simplifier Bass Master preamp is a pedal-sized powerhouse that’s packed to the brim wi...
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