Preamp

One of the earliest solid-state amplifiers, it features a fuzz channel and a variable-frequency tone control. Notably used by John Paul Jones and Jaco Pastorius.

A pedal conversion of the input preamp of the Tascam 424 four-track tape recorder, most notably used by Mk.gee for his main drive tone.

An adaptation of the Hiwatt amplifier used by Pete Townshend of The Who during their “Live at Leeds” performance from 1970.

An adaptation of the custom Hiwatt amplifier used by Jimmy Page of Led Zeppelin during their “Royal Albert Hall” performance from 1970.

A pedal adaptation of the preamp section of the EP-3 Echoplex tape echo unit. It captures the sound of the EP-3 in bypass mode, favored by many guitarists for it “sweetening” effect on the tone.

A pedal adaptation of the preamp section of the EP-3 Echoplex tape echo unit. It captures the sound of the EP-3 in bypass mode, favored by many guitarists for it “sweetening” effect on the tone.

An adaptation of the Ampeg® SVT, a legendary high-powered bass amplifier that first appeared in 1969. It uses cascaded mu-amp stages in place of tubes for amp-like tone in a small box.

An adaptation of the Fender® Deluxe 5E3 amplifier from 1955, a classic low-wattage amplifier noted for its harmonically-rich breakup that can be achieved at low volumes.

An adaptation of the Fender® Deluxe 5E3 amplifier from 1955, a classic low-wattage amplifier noted for its harmonically-rich breakup that can be achieved at low volumes.

An adaptation of the Fender® Deluxe 5E3 amplifier from 1955, a classic low-wattage amplifier noted for its harmonically-rich breakup that can be achieved at low volumes.

An adaptation of the JFET input stage of the Echoplex EP-3 tape delay unit, famously used by Jimmy Page, Brian May and many others.

A single-channel pedal recreation of the Sunn® Beta Lead and Beta Bass amplifiers, unique in using overdriven CMOS stages for their drive tone.

An adaptation of the signature tone of Tony Iommi from Black Sabbath, achieved by combining a Rangemaster-style treble booster with a Laney Supergroup amp.

A pedal recreation of the “Mega” channel of the Deizel VH4 amplifier, used by countless hard rock, metal and alternative bands from the 1990s to the present.

An adaptation of the bypass preamp section of the Korg SDD-3000 digital delay, notably used by The Edge, Daniel Lanois and others.

A dual-mode bass distortion that delivers modern rock & metal bass tones by way of carefully-tuned signal filtering, plus a clean blend to retain the low end. Also includes a 3-band EQ for more flexible control of the blended tone.

An adaptation of the signature tone of Brian May from Queen, achieved by combining a Rangemaster-style treble booster with a Vox® AC30 amp.

A pedal adaptation of the Schaffer-Vega Diversity System (SVDS), the first widely-used wireless system for guitar, famously used by AC/DC, Van Halen, Kiss, and Pink Floyd.

A pedal conversion of the Intersound^® Instrument Voicing Preamplifier, a rack unit from the late 1970s notably used by Steve Albini (Shellac) and Bob Weir (Grateful Dead).

A pedal adaptation of the two-channel preamp of the Lab Series® L4 bass amplifier from the late 1970s, a downtuned relative of the legendary L5.

A pedal adaptation of the two-channel preamp of the Lab Series® L5 amplifier from the late 1970s, often considered to be the best solid-state amp ever designed.

A pedal adaptation of the first channel of the Lab Series® L5 amplifier from the late 1970s, often considered to be the best solid-state amp ever designed.

A pedal adaptation of the second channel of the Lab Series® L5 amplifier from the late 1970s, often considered to be the best solid-state amp ever designed.

The preamp circuit of the Gorilla TC-35 amplifier adapted for use as an overdrive pedal.

An adaptation of the classic Marshall® amplifiers from the 1960s. It uses cascaded mu-amp stages in place of tubes for amp-like tone in a small box.

An adaptation of the classic Marshall® amplifiers from the 1960s. It uses cascaded mu-amp stages in place of tubes for amp-like tone in a small box.

A pedal recreation of the preamp section of the Traynor TS-50B bass amp, first released in 1979 and revered for its unique drive tone.

A pedal recreation of the preamp section of the Traynor TS-50 guitar amp, a solid-state combo first released in 1979 with a unique frequency-dependent drive circuit.

A pedal recreation of the drive channel of the legendary Ampeg® VH-140C amplifier, a favorite of hardcore and metal bands throughout the 1990s.