The Morley REX Brown OLD Blue WAH is a Morley wah pedal, currently around $248.84. Close alternatives include the MXR 105Q Crybaby Bass Wah and the Dunlop Low Rider. It pairs well with the Phil Jones Bass Compact Plus BG-450 and the Ampeg SVT-CL.
Morley REX Brown OLD Blue WAH
Morley · pedal
The Morley Rex Brown Old Blue Wah is the Rex Brown signature wah pedal from Morley (El Monte, California), designed in collaboration with Rex Brown (bassist of Pantera, Down, and Kill Devil Hill), delivering a bass-optimized Morley optical wah with extended low-frequency sweep for deep bass wah expression. The Old Blue Wah captures the bass wah character Rex Brown used in his Down and Kill Devil Hill recordings.
- wah
- bass
- optical
- frequency
- heavy rock
- metal
- rex brown character
- vintage
Price updated Aug 27, 2026
Genres the Morley REX Brown OLD Blue WAH is commonly used in
- Metal
- Funk
cited
Inferred from shared tonal signals, not a stated genre tag.
Amps that pair well with the Morley REX Brown OLD Blue WAH
Phil Jones Bass Compact Plus BG-450
Phil Jones
9% matchPhil Jones Bass Compact Plus BG-450's own high headroom character is the real reason this is worth trying
Ampeg SVT-CL
Ampeg
9% matchInto the SVT-CL's growling tube stage, the REX Brown Wah's optical sweep pushes toward real heavy-rock weight.
Synergy SL2 Module
Synergy
tonal matchSynergy SL2 Module pushes a higher-gain pedal harder
Friedman BE-Mini Head
Friedman
tonal matchFriedman BE-Mini Head pushes a higher-gain pedal harder
Hughes & Kettner Warp 7
Hughes & Kettner
tonal matchHughes & Kettner Warp 7 pushes a higher-gain pedal harder
EVH 000
Evh
tonal matchEVH 000 pushes a higher-gain pedal harder
Hughes & Kettner Coreblade
Hughes & Kettner
tonal matchHughes & Kettner Coreblade pushes a higher-gain pedal harder
Ceriatone 2202H
Ceriatone
tonal matchCeriatone 2202H pushes a higher-gain pedal harder
Pedals that stack with the Morley REX Brown OLD Blue WAH
Univox Super-Fuzz
Univox
9% matchUnivox Super-Fuzz leans toward octave, and that's a real, usable character to pair with
ZVEX Fuzz Factory
Zvex
9% matchWhat ZVEX Fuzz Factory brings here leans toward fuzzy — that's worth building a pairing around
Caroline Guitar Company Meteore
Caroline Guitar Company
6% matchPut Caroline Guitar Company Meteore after Morley REX Brown OLD Blue WAH in the signal chain, clear of Morley REX Brown OLD Blue WAH's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Empress Echosystem
Empress
6% matchKeep Empress Echosystem after Morley REX Brown OLD Blue WAH in the signal chain, clear of Morley REX Brown OLD Blue WAH's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Cusack Music Carolina Reaper Overdrive Fuzz
Cusack Music
tonal matchCusack Music Carolina Reaper Overdrive Fuzz pushes a higher-gain pedal harder
Dr. Scientist Frazz Dazzler V2
Dr Scientist
tonal matchDr. Scientist Frazz Dazzler V2 stacks into a fuzz for tightened, sustaining gain
Keeley Angry 4-in-1 Distortion/Fuzz
Keeley
tonal matchKeeley Angry 4-in-1 Distortion/Fuzz stacks into a fuzz for tightened, sustaining gain
Crowther Prunes
Crowther
tonal matchCrowther Prunes stacks into a fuzz for tightened, sustaining gain
Cheaper alternatives
Rocktron Utopia Bass Wah
Rocktron
67% similarityShared character: wah, bass
Mission Engineering ReWah Pro Bass
Mission Engineering
64% similarityShared character: wah, bass
Dunlop "Dimebag" Signature Wah Crybaby
Dunlop
93% similaritysimilar tone character
Morley Classic Wah
Morley
92% similaritysimilar tone character
Morley Mini Switchless Classic Wah
Morley
92% similaritysimilar tone character
Morley 20/20 Wah-Lock
Morley
92% similaritysimilar tone character
Boutique & premium upgrades
Similar charactersee all similar tone character →
MXR 105Q Crybaby Bass Wah
MXR
72% similarityShared character: wah, bass, metal
Dunlop Low Rider
Dunlop
68% similarityShared character: wah, bass
Cry Baby Dunlop 105Q CB Bass
Cry Baby
67% similarityShared character: wah, bass
Seymour Duncan Paranormal
Seymour Duncan
62% similarityShared character: bass
Dunlop DB1B Dimebag Crybaby From Hell Wah
Dunlop
92% similaritysimilar tone character
Cry Baby Dunlop Cry Baby Standard GCB95
Cry Baby
92% similaritysimilar tone character
See all alternatives to the Morley REX Brown OLD Blue WAH (cheaper + boutique) →
Questions people ask
What are good alternatives to the Morley REX Brown OLD Blue WAH?+
The closest matches in character are the MXR 105Q Crybaby Bass Wah, the Dunlop Low Rider, the Cry Baby Dunlop 105Q CB Bass. Budget picks: Rocktron Utopia Bass Wah, Mission Engineering ReWah Pro Bass, Dunlop "Dimebag" Signature Wah Crybaby. Boutique upgrades: Dunlop JTC95 Justin Chancellor Signature Wah.
What pairs well with the Morley REX Brown OLD Blue WAH?+
Strong matches from rig and tone-complementarity evidence: Phil Jones Bass Compact Plus BG-450, Ampeg SVT-CL, Synergy SL2 Module — Phil Jones Bass Compact Plus BG-450's own high headroom character is the real reason this is worth trying.
How much does the Morley REX Brown OLD Blue WAH cost?+
Around $248.84 (live listing price, updated Aug 27, 2026).
Compare
- vs Dunlop "Dimebag" Signature Wah Crybaby
- vs Dunlop DB1B Dimebag Crybaby From Hell Wah
- vs Morley Classic Wah