Vertex Steel String Supreme SRV (Slight Return Edition) vs Vox CT-03BT

The Vertex Steel String Supreme SRV (Slight Return Edition) and the Vox CT-03BT are both pedals sharing bright, glassy, harmonically rich. The Vertex Steel String Supreme SRV (Slight Return Edition) leans saturated. The Vox CT-03BT leans dynamic and clean boost.

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.

36% somewhat different

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

$199via Reverb

Description

The Vertex Steel String Supreme SRV (Slight Return Edition) is a variant of Vertex's Steel String Supreme preamp/overdrive, itself based on serial number 001 of a Dumble Steel String Singer amplifier, with an EQ voiced toward a bigger low-end snap and brighter top-end chime associated with Stevie Ray Vaughan's playing. Active EQ plus Bright/Deep and Rock/Jazz switches add tone-shaping range beyond the standard Steel String Supreme. It covers everything from subtle clean fattening and compression to full overdrive, works equally into a tube amp or direct into a cab-sim/IR loader, and uses true bypass switching in a rugged steel housing. The black-and-white colorway and vintage chicken-head knobs echo SRV's actual Dumble amplifier.

The Vox CT-03BT Cooltron Brit Boost is a battery-powered boost pedal built around Cooltron technology, running a real 12AU7 preamp tube at safe low voltages to preserve authentic tube dynamics and harmonics without external power. Controls include a Treble Boost/Full Range Boost switch, Gain, Tone, and Volume, with true bypass switching. Treble Boost mode emphasizes upper-midrange and treble frequencies for a classic British chime, while Full Range Boost adds low-mid and bottom-end content, useful for pushing an already-driven amp into heavier overdrive.

Genres
citedGenres this gear is documented as being used in.
  • Jazz
  • Rock
  • Alternative Rock
  • Blues
  • Blues Rock
  • indie rock
  • blues
  • alternative
Tonal lean
  • saturated
  • dynamic
  • clean boost
Good for
citedOccasions this gear suits — judged per model, or derived from its wattage, connectivity and category.
  • Silent Recording
  • Silent Stage
  • Busking

Related searches

Vertex Steel String Supreme SRV (Slight Return Edition) vs Vox CT-03BT — Shared Character & Differences — NodeTone