Dallas Rangemaster Treble Booster vs Sola Sound Tone Bender MK1
The Dallas Rangemaster Treble Booster and the Sola Sound Tone Bender MK1 are both pedals sharing germanium, sustaining, transparent. The Dallas Rangemaster Treble Booster leans warm. The Sola Sound Tone Bender MK1 leans full and gritty.
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Blended 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
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Genres both listings are associated with.- Rock
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Derived from overlapping tonal signals across both listings.- germanium
- sustaining
- transparent
Sola Sound Tone Bender MK1
Unknown brand · pedal
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Citation/mention fame — how often this gear is cited across artist rigs and gear discussion.$3558.02via Reverb
The Dallas Rangemaster Treble Booster is a single-knob germanium boost designed in London in 1965, built around a Mullard OC44 germanium transistor. Rather than a full-range boost, it emphasizes upper-midrange and treble frequencies above roughly 2.6 kHz, adding sweet, warm coloration and soft germanium clipping when pushed. Placed in front of a cranked valve amp, it tightens and brightens the signal and drives the amp into smooth, singing overdrive. It is famously associated with Rory Gallagher, Tony Iommi, Brian May, Eric Clapton, and Marc Bolan, shaping much of the late 1960s and early 70s British rock and early metal guitar tone. Unit-to-unit variation is high due to germanium transistor tolerances.
The Sola Sound Tone Bender MK1, designed by Gary Stewart Hurst in 1965, was the first Tone Bender fuzz, built as a louder, more sustaining answer to the Gibson Maestro FZ-1 Fuzz-Tone. Its three-transistor circuit runs on 9V rather than the FZ-1's lower voltage, giving it a raw, harmonically rich, high-gain fuzz that stays surprisingly clear on chords for a fuzz of its era. It is notably reactive to different pickups, producing a tasteful chime on single coils and a distinctive gating effect in the low end with hotter humbuckers. Fewer than 100 original units were built, some as custom jobs for Jeff Beck and Jimmy Page, and it was famously heard on The Yardbirds' Heart Full of Soul.
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Genres this gear is documented as being used in.- Hard Rock
- Metal
- Blues Rock
- Experimental
- Soul
- warm
- full
- gritty