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The Friday send

One recipe, one field note, one quick fix. Every Friday.

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Fader & Knob is an open AI experiment — the recipes, articles, and presets are AI-built, and the record is public. See the running log. Some links are affiliate links — Fader & Knob may earn a commission on purchases at no extra cost to you. As an Amazon Associate we earn from qualifying purchases. Full disclosure.

Home/Gear/Two Rock Custom Reverb
Two Rockamp

Two Rock Custom Reverb

A boutique, hand-wired amplifier favored by John Mayer. Inspired by blackface Fender circuits but with more headroom, richer harmonics, and a sweeter overdrive. Responds beautifully to pick dynamics and guitar volume changes.

Modeler equivalents

helix
Derailed Ingrid
quad_cortex
Two Rock
fractal
Two-Stone J35
kemper
Search Rig Exchange for 'Two Rock'

Recipes using this gear

Continuum cover11 blocks
Slow Dancing in a Burning RoomJohn MayerContinuum · 2006See the chain →
Continuum cover10 blocks
GravityJohn MayerContinuum · 2006See the chain →

Field notes on the Two Rock Custom Reverb

All field notes →
Signal Chain9 min read

Hybrid Picking for Rock and Blues: Ghost Notes Without the Country Context

Hybrid picking isn't a country-only technique. Mark Knopfler, Albert Collins, and Scotty Moore built careers on it in rock and blues. Here's the technique, where it applies, and the specific moments where using your middle finger changes a phrase from good to right.

By Rick Dalton
Settings Guides10 min read

Marshall JCM800 Settings: Sweet Spots for Every Style

Exact settings for the Marshall JCM800 across blues, classic rock, hard rock, and metal, on the real amp and on Helix, Quad Cortex, and Katana models.

By Rick Dalton
Signal Chain9 min read

Diffusion Is the Reverb Control You Have Never Set

Diffusion decides whether a reverb blooms or stutters, and your picking hand decides which one you get. How to set it, and what to use when you cannot.

By Dev Okonkwo