Boss FA-1 FET Amp vs Z.Vex Super Hard On

The Boss FA-1 FET Amp and the Z.Vex Super Hard On are both pedals sharing clean boost, transparent, harmonically rich. The Z.Vex Super Hard On leans compressed. Current prices: $379.99 vs $189.

Similarity
citedBlended from circuit-archetype lineage, dynamic feel, tone-signal overlap and tone-vector distance — the tone vector itself is derived from editorial description text, not a measured acoustic signal, so this reflects how similarly the catalog copy describes the two, not a lab measurement. Shown only within a gear class, and only where there's enough evidence to be meaningful.

35% somewhat different

Shared tone character
citedDerived from overlapping tonal signals across both listings.
  • clean boost
  • transparent
  • harmonically rich
Citation fame
citedCitation/mention fame — how often this gear is cited across artist rigs and gear discussion.
0%
34%
Price

$379.99via Reverb

$189via Reverb

Description

The Boss FA-1 FET Amp is a vintage 1983 preamp pedal by Roland Japan using FET transistors to simulate the input stage of a valve amplifier. Originally marketed as a rack preamp in compact pedal form, it provides transparent clean boost and subtle preamp coloration without significant gain clipping. Famously used by The Edge of U2 throughout the 1980s as a clean boost to drive his amplifiers and enhance his guitar tone. Adds presence, definition, and harmonic body without adding distortion character. Long discontinued and now a collector piece among vintage tone enthusiasts.

The Z.Vex Super Hard On is one of the most influential boutique clean boost pedals ever released, built around a JFET-based circuit that adds significant clean gain and a subtle, musical harmonic push without introducing audible distortion at moderate settings. Zachary Vex hand-painted the earliest units himself, cementing the pedal's status as a cornerstone of the boutique effects movement that emerged in the 1990s, when small builders began challenging mass-produced pedals with hand-built, character-driven circuits. Its deceptively simple single-knob design belies a circuit that's been widely studied, cloned, and referenced by countless other boost and overdrive pedals in the decades since its release.

Genres
citedGenres this gear is documented as being used in.
  • Ambient
  • alternative
  • indie rock
  • country
Tonal lean
  • compressed

Related searches

Boss FA-1 FET Amp vs Z.Vex Super Hard On — Shared Character & Differences — NodeTone