The MXR Thump Bass Preamp is an MXR preamp pedal, currently around $139.99. Close alternatives include the Marshall Jmp Master Volume 1970s and the Marshall Superlead Guitar Amplifier Head. It pairs well with the Benson Amps Stonk BOX and the Catalinbread Formula 5F6.
MXR Thump Bass Preamp
MXR · pedal
The MXR Thump Bass Preamp is a bass preamp and DI pedal from MXR (Dunlop), delivering comprehensive bass amplification with a 6-band EQ, High Pass Filter, XLR DI output, and headphone output for complete bass stage and recording preamp performance. The Thump covers all bass player preamp needs from frequency shaping through direct recording at MXR quality.
- preamp
- bass
- eq
- xlr
- di
- filter
- recording
- headphone
Good for
- Live
- Silent Recording
- Silent Stage
- Studio
Price updated Aug 27, 2026
Genres the MXR Thump Bass Preamp is commonly used in
- Alternative Rock
- Acoustic
cited
Inferred from shared tonal signals, not a stated genre tag. - Folk
cited
Inferred from shared tonal signals, not a stated genre tag. - Classical
cited
Inferred from shared tonal signals, not a stated genre tag. - Hip Hop
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the MXR Thump Bass Preamp
Benson Amps Stonk BOX
Benson Amps
8% matchBenson Amps Stonk BOX's own germanium character is the real reason this is worth trying
Catalinbread Formula 5F6
Catalinbread
8% matchWhat Catalinbread Formula 5F6 brings here leans toward harmonically rich — that's worth building a pairing around
Ashdown Macchiato Compressor Guy Pratt Signature
Ashdown
6% matchAshdown Macchiato Compressor Guy Pratt Signature leans toward compressed, and that's a real, usable character to pair with
Caroline Guitar Company Somersault
Caroline Guitar Company
6% matchPut Caroline Guitar Company Somersault after MXR Thump Bass Preamp in the signal chain, clear of MXR Thump Bass Preamp's own gain stage
Carl Martin DeLayla XL
Carl Martin
5% matchKeep Carl Martin DeLayla XL after MXR Thump Bass Preamp in the signal chain, clear of MXR Thump Bass Preamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Carl Martin Headroom
Carl Martin
5% matchPut Carl Martin Headroom after MXR Thump Bass Preamp in the signal chain, clear of MXR Thump Bass Preamp's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Spaceman Effects Atlas IV
Spaceman
tonal matchSpaceman Effects Atlas IV pushes this high-gain tone into lead territory
MXR CAE Wah
MXR
tonal matchMXR CAE Wah tightens and focuses this high-gain tone with a mid-forward boost
Cheaper alternatives
Demon FX Microtube D7K "Bass" Preamp
Demon Fx
68% similarityShared character: filter, preamp, bass
Ampeg Classic Analog Bass Preamp pedal
Ampeg
67% similarityShared character: preamp, bass
Demon FX Bear PAW Analog Bass Preamp
Demon Fx
95% similaritysimilar tone character
Boutique & premium upgrades
Similar charactersee all similar tone character →
Marshall Jmp Master Volume 1970s
Marshall
72% similarityAn amp-in-a-box take on Marshall Jmp Master Volume 1970s's tone
Marshall Superlead Guitar Amplifier Head
Marshall
72% similarityAn amp-in-a-box take on Marshall Superlead Guitar Amplifier Head's tone
1977 Marshall 2203 JMP Master Volume
Marshall
72% similarityAn amp-in-a-box take on 1977 Marshall 2203 JMP Master Volume's tone
Marshall Super Lead 1970s
Marshall
72% similarityAn amp-in-a-box take on Marshall Super Lead 1970s's tone
Behringer BDI21
Behringer
68% similarityShared character: stage, preamp, bass
Ampeg F17-1
Ampeg
67% similarityShared character: stage, preamp, bass
See all alternatives to the MXR Thump Bass Preamp (cheaper + boutique) →
Questions people ask
What are good alternatives to the MXR Thump Bass Preamp?+
The closest matches in character are the Marshall Jmp Master Volume 1970s, the Marshall Superlead Guitar Amplifier Head, the 1977 Marshall 2203 JMP Master Volume. Budget picks: Demon FX Microtube D7K "Bass" Preamp, Ampeg Classic Analog Bass Preamp pedal, Demon FX Bear PAW Analog Bass Preamp. Boutique upgrades: Walrus Audio Badwater Bass Pre-Amp, Walrus Audio Mantle Analog Bass Pre-Amp/DI.
What pairs well with the MXR Thump Bass Preamp?+
Strong matches from rig and tone-complementarity evidence: Benson Amps Stonk BOX, Catalinbread Formula 5F6, Ashdown Macchiato Compressor Guy Pratt Signature — Benson Amps Stonk BOX's own germanium character is the real reason this is worth trying.
How much does the MXR Thump Bass Preamp cost?+
Around $139.99 (live listing price, updated Aug 27, 2026).