Electro Harmonix Operation Overlord Allied Overdrive

£149.00

Also available on — Gear4music, Andertons, Reverb, Amazon, eBay

If you are looking for Guitar Pedals from Electro-Harmonix, the Electro Harmonix Operation Overlord Allied Overdrive is a great option. In stock, and ready to ship with fast, reliable delivery across the UK, Ireland, and Europe. For more details within Guitars, additional Electric Guitars options, full specifications, demos, images, videos, and secure online ordering, read on below.

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Description

If you are looking for Guitar Pedals from Electro-Harmonix, the Electro Harmonix Operation Overlord Allied Overdrive is a great option. In stock, and ready to ship with fast, reliable delivery across the UK, Ireland, and Europe. For more details within Guitars, additional Electric Guitars options, full specifications, demos, images, videos, and secure online ordering, read on below. Spectacularly versatile overdrive. The Electro Harmonix Operation Overlord Overdrive is suited to multiple instruments. Delivering rich stereo overdrive and distortion with an incredibly wide range of sonic characteristics the Operation Overlord features an intuitive set of controls that make it easy to dial in that perfect tone. Operation Overlords Normal mode uses three JFET gain stages to produce a tube amp-style response and tone whilst the Boost mode adds that classic pedal-style overdrive circuit before the JFET stages for even dirtier sound capabilities. The pedals interface consists of a three position switch that lets you select the correct input level for your instrument along with active Treble Mid and Bass controls plus a Dry Blend control for exceptional tone sculpting. Being fully stereo capable the Operation Overlord is a perfect addition to any musicians arsenal regardless of instrument.

About the manufacturer

Electro Harmonix

Electro-Harmonix, often known as EHX, is a pioneering effects pedal company from New York that helped shape the sound of modern music. Founded by Mike Matthews in 1968, the brand became legendary for its bold innovation and unmistakable tones. Classics like the Big Muff Pi, Memory Man, and Small Clone have defined the sound of rock, punk, and alternative music for decades. Known for their rugged build, distinctive character, and experimental edge, Electro-Harmonix pedals encourage creativity and individuality. From vintage warmth to wild sonic textures, EHX remains a favourite among players who love pushing boundaries and crafting unique sounds.

More info about this Product

Electric Guitars

Electric guitars use magnetic pickups to convert string vibration into an electrical signal, allowing the sound to be shaped through amplifiers and effects. Key things to understand include body shape, pickup type, neck profile, scale length and bridge design, as these all affect tone, feel and sustain. They are used across almost every modern genre, from clean and expressive to high-gain and aggressive styles, making them one of the most versatile instruments available.

Guitar Effects Pedals

Guitar Pedals

Guitar pedals are compact effects units that shape and enhance a guitar’s sound, sitting between the instrument and the amplifier. They include gain pedals like overdrive and distortion, modulation effects such as chorus and tremolo, time-based effects like delay and reverb, and essential utilities including tuners, compressors and loopers. Understanding basic things such as pedal type, signal order, power requirements and intended use helps players choose pedals that suit their style, setup and playing environment.

Guitars

Guitars cover a wide range of instruments designed to suit different styles, techniques, and sounds, from acoustic and classical models to solid body, semi-hollow, and hollow electric designs. Factors like body shape, scale length, neck profile, string type, and pickups all influence how a guitar feels and responds, making each type suited to different players and musical approaches. Whether used for rhythm, lead, songwriting, or experimentation, guitars are expressive, versatile instruments that form the heart of countless genres and playing styles.

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Boost

Boost pedals give your signal that extra push — perfect for cutting through the mix or driving your amp into sweet natural overdrive. Whether you want a clean volume lift for solos or a touch of grit to wake up your tone, a good boost adds clarity, punch, and presence without changing your core sound. Simple, powerful, and essential on any board, a boost pedal can turn a good tone into a great one with just one stomp.

Distortion

Distortion pedals deliver the raw, aggressive edge that defines rock and metal, transforming your clean tone into something powerful and full of attitude. By pushing your signal into rich harmonic saturation, they create thick, sustaining sounds that cut through any mix. From classic crunchy riffs to high-gain modern mayhem, distortion pedals give you total control over how wild or tight your tone gets. Whether you’re crafting searing leads or heavy rhythm walls, they’re an essential tool for adding energy, bite, and character to your playing.

Overdrive

Overdrive pedals add warmth, grit, and natural compression to your tone, capturing the feel of a pushed tube amp. They respond dynamically to your playing, offering everything from a light bluesy crunch to full, saturated rock tones. Perfect for boosting solos or shaping your core sound, an overdrive pedal brings character and life to any setup. Whether you prefer vintage smoothness or modern bite, these pedals are essential for players who want expressive, touch-sensitive drive with plenty of personality.

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