Effects

The Key9 takes in a monophonic or polyphonic signal from a standard electric guitar, processes the waveforms that come from the pickups, and delivers a remodelled sound, in this case emulating electric pianos...

E-H's overdrive pedal uses MOSFETs as non-linear elements to create distortion, and actually performs as well as many boutique pedals despite being very modestly priced. 

Is the Electro-Harmonix Super Pulsar the most sophisticated and versatile tremolo pedal money can buy?

If you read my review of the Electro–Harmonix B9 Organ Machine effects pedal, their C9 will look very familiar but this latest pedal offers different sounds.

Is EHX’s latest pedal perfect for guitarists who want to pull out all the stops?

Just what the world needs, right? Another overdrive pedal... Well, in the case of the Electro-Harmonix Soul Food the answer...

Electro-Harmonix' Superego effect is a spin-off from their Freeze pedal, which was itself derived from one of their 'infinite...

David Greeves gets his hands on this specialist piece of kit that can modify your existing guitar pedals with overdrive and delay effects.

Paul White checks out this stomp-box effect from Electro Harmonix.

Paul White investigates a new effects pedal from Electro Harmonix... everybody Freeze!

The Holy Grail is probably the simplest digital reverb unit on the planet. Designed for guitar, the pedal will work with any instrument-level source...