Gear / Amp

Dumble Overdrive Reverb + Dumble 4x12

On 1 sourced rig at ToneLineage.

Who uses it

John MayerJohn Mayer Trio / Try! 2005–2006
Dumble Overdrive Reverb + Dumble 4x12 (2006): Community-reported; unconfirmed. Fan forum: replaced the Vibroverb for 2006 TV appearances. JohnMayer fan forum (Tapatalk): Rig Reports part 2, the Trio ↗

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

Search zZounds for Dumble Overdrive Reverb + Dumble 4x12

Search results may include different versions, reissues or used units. Check the listing.

ToneLineage is not affiliated with or endorsed by the artists, manufacturers or retailers mentioned on this page. Names and trademarks belong to their owners.