Guitar FX (effects) refer to the wide range of pedals and processors that shape and manipulate a guitar’s signal to create different sounds. From classic distortion and overdrive to reverb, delay, modulation, and pitch-shifting, effects are at the heart of a guitarist’s creative toolkit. Whether analogue or digital, stompbox or multi-effects unit, Guitar FX allow players to express mood, texture, and dynamics in unique ways. Used thoughtfully, they can transform a simple riff into something atmospheric, aggressive, or entirely otherworldly.
Tremolo is a guitar effect that modulates the volume of the guitar signal at a regular rate, creating a pulsating or “shaking” effect. This modulation can vary in intensity and speed, allowing guitarists to achieve a wide range of tremolo sounds, from subtle rhythmic pulsations to more pronounced, choppy effects.
Tremolo pedals typically offer controls for adjusting parameters such as rate (the speed of the tremolo modulation), depth (the intensity of the effect), and waveform shape (such as sine, square, or triangle wave). By adjusting these controls, guitarists can customize the tremolo effect to suit their musical style and preferences.
Tremolo is commonly used in various music genres, including rock, surf, country, and indie, to add texture, movement, and dynamics to guitar tones. It can be used to create rhythmic patterns, add emphasis to specific parts of a song, or create a sense of tension and release.
Popular tremolo pedal models include the Boss TR-2 Tremolo, Strymon Flint Tremolo & Reverb, and Electro-Harmonix Super Pulsar.
We have new and used Keeley Electronics musical equipment available on our website for fast direct delivery from sellers across the UK & Europe.
Keeley Electronics is a boutique guitar pedal company based in Oklahoma, founded by Robert Keeley in 2001. Known for their high-quality craftsmanship and innovative designs, they specialise in effects pedals that blend vintage tone with modern reliability. Their products—like the Keeley Compressor and Caverns delay/reverb—are used by top artists worldwide and are built in-house with meticulous attention to sound and build quality.
£29.99
JOYO Tremolo guitar effect pedal, is the tremolo of the beloved classic tube amplifiers–using the same photoelectric tube circuitry as the trem in those amps of old. Knobs "Intensity" and "Rate" make it easy to adjust the tone and vibe. On the left, a rate knob controls how quickly the volume swells fluctuate, while the right depth knob controls o…
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£49.99 £36.99
7-Mode Effects: Room, Hall, Church, Spring, Plate, Studio and Mod. Digital circuit design, true bypass provides transparent tone. Whole Aluminium-alloy classic, stable and strong. LED indicator shows the working state. DC 9V Adapter power supply.(not included)
£161.63
Spring Reverb Black Face Trem-n-Verb Fugue Organ Setting
£159.78
Pedal Type 3 Mode modulated reverb Controls Rate, Depth, Decay and Blend True Bypass Yes Input/Output 6.3 mm Mono jack Power 9V power supply (not included)