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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.
Keeley Compressor Pro. The stomp-box sized compressor/limiter is made in Oklahoma, USA and engineered to be an indispensable tool for your music...
View full detailsHead into the Memphis Sun and bask in the tones of the 1950s! Studio sounds of the 1950s and more. Small Room Reverb, Slapback Echo, Futuristic D...
View full detailsFinally you can get those 80’s vintage rack chorus sounds that define killer chorus sounds. This was not an easy development. It is a tough and ...
View full detailsThe New Voice Of Rock and Roll When inspiration hits, you need the voice to proclaim it. When you need that voice, count on the Keeley Oxblood O...
View full detailsThe Keeley VoT reverb and tremolo combo gives players a simple and beautiful sounding way to introduce the famous Keeley spring and plate reverbs ...
View full detailsThe DDR combines the most common guitar effects–DRIVE and WET–into one pedal. Choose between two classic overdrives and then pour on some delay o...
View full detailsKeeley Electronics, the leading manufacturer of pedals built in the U.S., announces the release of our most potent and aggressive metal stompbox...
View full detailsThe HYDRA combines high-fidelity Reverb and Tremolo to add space and dimension to your guitar, bass, or keyboard signal. After the team at Keel...
View full detailsThe El Rey Dorado is your go-to box for that Plexi tone. Yes, there is a wide range of 1960s Plexi Amp Tone in terms of power, which tubes are in...
View full detailsThe next generation of Keeley Compression The next generation of compression is finally here! The Keeley Compressor Mini is designed to make the...
View full detailsKeeley’s New Neutrino V2 Envelope Filter! The Keeley Neutrino V2 is an amazingly toneful and compact form of the classic opto-coupler envelope fi...
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Magnetic Echo – Modulated Tape Echo Keeley Magnetic Echo – The Mag-Echo pedal simulates tube tape echo sounds by using the delay circuit and a lit...
View full detailsDynaTrem Dynamic Tremolo and Reverb Easily our most addictive Vibe tone! The DynaTrem Dynamic Tremolo by Keeley Engineering is an all new type o...
View full detailsWe are proud to announce the all new Seafoam Plus Chorus – True Chorus and ADT with Reverb. It will forever change the way you think about chorus...
View full detailsThis is a reverberation machine…. Lost reverbs that never were. The atmospheres are Vibey, have Vibratoneness, and are Phasery…. This three mode ...
View full detailsTurn down the lights, turn up the spectrum… Join Keeley Electronics’ grand entrance into the hallowed halls of psychoacoustic processing–the Auro...
View full detailsWell, it’s time to add a new member to our family here at Keeley. The Red Dirt overdrive is a Keeley take on a classic tone. It’s the result of ov...
View full detailsThe Keeley Compressor GC-2 Limiting Amplifier. The same great professional compression/limiting technology available in our Bassist Limiting Ampli...
View full detailsThe new Hooke Spring Reverb from Keeley brings vintage tube-amp spring reverb and tremolo into one package. Bring your blackface reverb and tremol...
View full detailsRed Dirt Germanium Overdrive Effect Pedal Keeley’s latest mod to the venerable platform has everyone grinning here at the shop. The Red Dirt Germa...
View full detailsThe Iron Horse is our take on a classic distortion circuit that’s thick, punchy, riffy, and rowdy. With the help of the Si/LED knob and wide range ...
View full detailsRemote Tap Tempo for Your Effects Pedals Add tap tempo to any Source Audio effects pedal with this Source Audio Tap Tempo Switch. Control delay ...
View full detailsAtomic Delay and Reverb Combination What do you get when you combine a dense delay and radioactive reverb? To find out, the mad scientists at Sou...
View full details14 Stackable Reverbs with Adjustable Spillover From angelic shimmer to Bauhaus indie ambience, the Source Audio Ventris is your ticket to just a...
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