Alternatives to the Universal Audio knuckles

Mesa Boogie Rectoverb 25 MkII 1x12 Combo

Universal Audio knuckles recreates this amp's tone in pedal form

Blackstar HT Club 40 MKII

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa Boogie Rectifier Badlander EL84/25 Head

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa/Boogie Trem-o-Verb

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa/Boogie Triple Rectifier

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa Boogie Rectifier Badlander EL34/100 Head

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa/Boogie Dual Rectifier Solo Head (Multi-watt)

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa Boogie Rectifier Roadster 2x12 Combo

Universal Audio knuckles recreates this amp's tone in pedal form

Blackstar HT Club 40 MkIII

Universal Audio knuckles recreates this amp's tone in pedal form

Mesa Boogie Rectifier Badlander EL34/50 1x12 Combo

Universal Audio knuckles recreates this amp's tone in pedal form

Joyo Maximum Overdrive

Shared character: bass, aggressive playing, high gain settings

MXR Super Badass Distortion

Shared character: thickness, crunch, bass

Friedman BE-OD

Shared character: noise gate, crunch, bass

Fulltone Fulldrive 2 MOSFET

Shared character: punchy, crunch, bass

Mooer Baby Bomb 30 Digital Micro Power Amp

Shared character: punchy

Fender Hammertone Metal

Shared character: single rig, attack, bass

Warm Audio Fluff Drive

Shared character: noise gate, bass, response

Marshall Guv'nor

Shared character: thickness, crunch, high gain settings

Electronic Audio Experiments Limelight

Shared character: internal transformer, high gain settings, solid state

Boss SD-1 Super OverDrive

Shared character: bass, response, aggressive playing

Amptweaker Tight Drive

Shared character: noise gate, attack, response

Xotic BB Preamp V1.5

Shared character: thickness, bass, response

Tech 21 California Overdrive

Shared character: punchy, thickness, crunch

Ibanez TS9 Tube Screamer

Shared character: original, solid state, bass