Gear / Amp
Dumble Steel String Singer
On 2 sourced rigs at ToneLineage.
Who uses it
- John MayerBattle Studies tour (Rig Rundown, 2010) 2009–2010Born and Raised / Paradise Valley 2012–2014
Howard Dumble's legendary hand-built amp; the heart of Mayer's clean-to-singing tone. Premier Guitar Rig Rundown: John Mayer (Sep 2010) ↗
'The Steel String Singer remains a mainstay of his rig.' Guitar World / Total Guitar: John Mayer's guitars and gear, era by era (Aug 2025) ↗
- Stevie Ray VaughanSoul to Soul / Live Alive 1984–1987
Dumble Steel String Singer (150W, 6550s): Custom-ordered, delivered 1984; Vaughan called it the 'King Tone Consoul'. Second one in 1986. Guitar World: In-depth guide to Stevie Ray Vaughan's amps and effects ↗
Affordable clones & alternatives
Affiliate links. ToneLineage may earn a commission at no additional cost to you. Approximate new prices from zZounds listings checked 2026-10-21; they change.
- Fender Champion II 25 Guitar Combo Amplifier (1x8", 25 Watts)~$150 new approx.
- Fender Champion II 50 Guitar Combo Amplifier (1x12", 50 Watts)~$200 new approx.
- Budget clone
- JHS Notadümblë (pedal)
- Boutique clone
- Two-Rock / Ceriatone 'Overdrive Special'-style
Suggested alternative Clones are editorial suggestions, not claims about what any artist uses.
Buy the real thing
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