Headroom preamp in compact format with Carl Martin's signature DC/DC converter technology.

Bright preamp boost with JFET frontend. Unity to 18dB gain, two brightness modes for presence or darkness.

Compact Life Pedal V2 tribute with hot-rodded RAT, Green Ringer octave, and boost. Three clipping modes.

John Verity signature mid-boost, fattens single coils with tube harmonic richness.

Streamlined JFET overdrive with cascading gain stages, interactive bias control, and bass/treble filters for amp-like tones from clean boost to saturated fuzz.

Germanium treble booster / overdrive / fuzz in one pedal — single Glass knob morphs between voices.

Transparent dual-mode clean boost with +20dB per channel, hi-cut filter, and switchable boost range.

Clean boost with comprehensive tone shaping and balanced DI output.

Treble booster with master volume and bass control, capturing Rangemaster tones with added flexibility and tube-like feel.

Buffer, boost, and overdrive in one knob. Three zones from transparent to meaty breakup.

Boost and compressor with Rupert Neve transformer. The Bloom control adds sustain with harmonic enhancement, not squash.

Tape-saturated preamp adding warmth, compression, and analog character.

Diamond's first pedal: JFET overdrive with independent clean boost and Burr-Brown op-amp.

High-gain boost with up to 34dB of gain and 3-way voicing switch. Hybrid JFET/op-amp design.

Tascam-style cassette deck channel strip with original NJM2068/M5218 op-amps and variable filters.

Distortion/boost combination for lead tones. Solo boost functionality.

FET clean boost adding up to 9dB with tone control, famously used by Keith Richards.

Marshall-style overdrive with switchable germanium fuzz and 13dB boost. Full preamp/power-amp simulation.

Switchable Class-A JFET buffer/booster and DI with 30V tech, balanced output, and relay true bypass.

Overdrive with +30dB clean boost and active 2-band EQ. Four knobs, true bypass.

Clean boost with dual-band active EQ for precise tonal shaping. Canadian-built, studio-quality signal.

Clean boost with BJFe buffer circuit—15dB of transparent gain without coloring your tone.

Two-stage boost/overdrive for pushing amps and stacking with other gain pedals.

Clean boost from Brazilian boutique maker. Offers clean gain boost with minimal signal coloration.