Alternatives to the Ashdown Jmy-dd

Behringer BOD400 Bass Overdrive

Shared character: high_gain_settings, bass, definition

Boss ODB-3

Shared character: high_gain_settings, grit, subtle

Ashdown James LoMenzo KegaDrive Bass Distortion

Shared character: grit, aggressive_playing, distortion

Electro-Harmonix Nano Battalion

Shared character: bass, definition, grit

Boss BB-1X

Shared character: bass, high_gain_settings, tone_control

Ashdown Pro-FX Pro Drive

Shared character: tone_control, subtle, stage

Electro-Harmonix Bass Big Muff Pi

Shared character: bass, tone_control, definition

MXR M182 El Grande Bass Fuzz

Shared character: bass, definition, fuzz

MXR M281 Thump

Similar role and voicing

EarthQuaker Devices Scrolls V1

Shared character: high_gain_settings, definition, grit

Ashdown John Myung Double Drive

Shared character: tone_control, grit, subtle

Ashdown James LoMenzo Mega Drive

Shared character: definition, grit, aggressive_playing

Electro-Harmonix Blogger

Shared character: tone_control, definition, grit

Death By Audio Basswar

Shared character: definition, aggressive_playing, high_gain_settings

Tech 21 Bass Boost Fuzz Metallic Analog Bass

Shared character: aggressive_playing, fuzz, stage

Maxon BD10 Bass Driver

Shared character: grit, aggressive_playing, subtle

Mad Professor MP-Aod

Shared character: grit, warm, bass

Carl Martin Bass Drive

Shared character: high_gain_settings, grit, warm

Dunlop MXR Distortion III, model M115

Shared character: bass, definition, high_gain_settings

Tech 21 Sansamp YYZ Shape-Shifter

Shared character: aggressive_playing, high_gain_settings, distortion

Mission Engineering Momentum Bass Overdrive

Shared character: bass, warm, overdrive