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Support for Marshall JMP Synergy Preamp Module

Released in 2025, the Marshall JMP Synergy Preamp Module is a Dual-channel, all-tube Plexi preamp module built for Synergy’s modular amp system.

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Troubleshooting & FAQ

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Guides

Settings and controls

Settings and controls

Learn how to adjust the sound on your Marshall JMP Synergy Preamp Module.

Read guideSettings and controls

Troubleshooting

Troubleshooting

Learn how to fix common issues with your preamp module.

Read guideTroubleshooting

Documents

Synergy Amps: User manuals

TECH SPECS

Dimensions

38.1 x 177.8 x 139.7 mm

1.5 x 7 x 5.5 in

Weight

453.592 g

16 oz

Water resistance

No

Wired connectivity

¼” Instrument cable

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