EHX

Ehx is a shorthand used to refer to Electro-Harmonix, a United States–based manufacturer of guitar effects pedals and related audio equipment. The brand is commonly abbreviated as EHX in product naming and catalogs.

History and background: Electro-Harmonix was founded in 1968 by Mike Matthews in New York City. The company quickly gained prominence with iconic pedals such as the Big Muff Pi fuzz and the Memory Man delay. Over the decades, EHX expanded its lineup to include a broad range of effects for guitar, bass, and keyboards, encompassing both analog designs and digital processing in some models.

Products and technology: Ehx products cover a wide spectrum of effects, including distortion, fuzz, overdrive, modulation, delay, reverb, octave, and filter effects. The company has produced both compact pedal formats and larger multi-effect units, blending classic analog circuits with modern techniques in many models. Durability and ease of use on pedalboards are commonly noted aspects of their designs.

Market presence and influence: Electro-Harmonix distributes its products worldwide through music retailers, distributors, and direct channels. It has established a long-standing position in the guitar effects market and is recognized for maintaining a heritage of classic sounds while continuing to release new models and limited editions that appeal to a range of players from enthusiasts to professionals.