Markbass MB58R Energy 121 1X12 400W 8 Ohms

Historical Context and Positioning in the Range

With the MB58R series, Markbass continues its philosophy: offering bass amplification solutions that are powerful, lightweight, and reliable, relying on custom-developed components and proudly Italian manufacturing. The MB58R 121 ENERGY fits this "performance/portability" logic by focusing on a neodymium speaker and a design oriented towards efficiency, to deliver a compact cabinet capable of handling real playing conditions.

Who This Amp Is For

The Markbass MB58R 121 ENERGY is aimed at bassists seeking a 1x12 cabinet that is easy to transport but serious enough to handle rehearsals, small to medium stages, and studio sessions. Its detailed reproduction suits both fingerstyle and pick players, and its extended range makes it a particularly relevant option for the double bass and acoustic bass, where faithful and clear reproduction is expected. Style-wise, it feels at home from funk to jazz, pop to modern rock, whenever a clean low end and articulated mids are prioritized.

Features and Innovations

The MB58R 121 ENERGY is a bass speaker cabinet built around a 12-inch neodymium and a 1-inch driver with horn: an effective duo combining impact in the low spectrum and clarity in the attack. The rear bass-reflex port enhances the low-end foundation while maintaining a compact size, ideal when every kilo counts. With its 400W RMS power rating and 8-ohm impedance, it easily integrates into an evolving rig: in a lightweight setup with a head, or as a complement to a compatible combo to increase air volume and stage projection.

Sound

Typically Markbass, the signature aims for a fast, clean, and efficient sound: tight lows that don't smear, present mids to keep the line audible, and balanced highs thanks to the tweeter, useful for highlighting harmonics, slap, or pick playing. The high sensitivity contributes to a feeling of immediate response and good volume reserve with reasonable amplification power. For more "wooden" instruments (double bass, electro-acoustic), the wide frequency response helps preserve the natural attack and clarity, provided placement is carefully considered (the rear bass-reflex interacts more with the wall behind the cabinet).

Technical specifications

Category	Bass cabinet	Number of speakers	1
Cabinet impedance (Ω)	8 Ω	Color	Black
Speaker diameter	12"	Power output	400 W

Speaker size	1x12 Markbass Neodymium Custom	Frequency response	40 Hz to 20 kHz
Tweeter	1-inch driver with custom horn	Crossover frequency	3.5 kHz
Cabinet power handling (AES standard)	400W RMS	Type of enclosure	rear bass-reflex
Impedance	8 ohms	Dimensions	39 cm (W) x 57.8 cm (H) x 47 cm (D)
Sensitivity	99 dB SPL	Weight	10.7 kg