Gr Bass AT CUBE 112-350 ACTIVE SPEAKER BLACK
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Information
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Manufacturer Information
Gr Bass
https://www.grbass.com
info@grbass.com
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IMS Distribution
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Historical Context and Positioning in the Range
The GR BASS AT CUBE 112-350 fits into the concept of a modern bass rig: reduced footprint, featherweight, and sufficient power to cover various contexts. Its "cube" 1x12 format clearly targets musicians who want to maintain a true cabinet feel on stage without the burden of a heavy setup, while enjoying the convenience of an active speaker.
Who This Amp Is For
This active cabinet is aimed at bassists from beginner to professional levels seeking a reliable and portable solution. It is particularly suitable for rehearsals, small to medium stages, gigs where traveling light is preferred, as well as studio use when precise monitoring and well-controlled low end are needed.
In terms of styles, the 1x12 format is comfortable across many genres: pop, funk, rock, jazz, gospel, contemporary music, and any context alternating fingerstyle, slap, and pick playing. The presence of a tweeter also helps maintain clarity in harmonics, effects (octaver, fuzz, envelope), and brighter modern tones.
Features and Innovations
The "active cabinet" concept of the AT CUBE 112-350 emphasizes simplicity: it offers built-in power (350 W RMS) and a speaker configuration optimized for bass, without relying on a traditional amp head. The combination of a 12-inch speaker and a 1" horn tweeter is designed to provide a wide response, useful for both round, deep tones and sharper attacks.
With a 4-ohm impedance, this model aims for an energetic response and good efficiency on stage, while its 220 V mains power supply makes it directly usable in most standard setups. The carbon fiber enclosure contributes to the "performance and portability" philosophy: less hassle during transport, more ease in multiplying gigs, rehearsals, and travel.
Sound
The GR BASS AT CUBE 112-350 offers a signature focused on efficiency and definition: the 12-inch driver delivers present lows and solid low-mids (ideal for anchoring in the mix), while the 1" tweeter provides the air and precision needed to capture attack details, slap snap, or pick clarity. Its frequency response of 40 Hz to 18 kHz helps maintain a comfortable low-end foundation while preserving good clarity in the upper spectrum.
With a sensitivity of 99 dB, the speaker reacts well and gives an immediate projection feel, handy on stage when you want to hear yourself without pushing excessively. The expected result is a modern, clean, and articulate sound capable of remaining clear even when the band becomes dense (guitars, keyboards, kick drum).
Technical specifications
| Category | Active FRFR Cabinet |
| Cabinet impedance (Ω) | 4 Ω |
| Speaker diameter | 12" |
| Number of speakers | 1 |
| Color | Black |
| Finishing | Black tolex |
| Power output | 350 W |
| Type | active cabinet |
| Power | 350 W RMS (AES standard) |
| Impedance | 4 ohms |
| Speaker | 1 x 12" |
| Tweeter | 1" horn driver tweeter |
| Frequency response | 40 Hz to 18 kHz |
| Sensitivity | 99 dB |
| Material | carbon fiber |
| Finish | black |
| Dimensions | 40 x 35.5 x 45 cm |
| Weight | 7 kg |
| Weight (Kg) | 7 |
| Power supply | 220 V |
Questions frequently asked
What power does the GR Bass AT Cube 112-350 deliver?
The built-in amplification delivers 350 W RMS. This power is paired with a 1 x 12 inch speaker configuration and a 1 inch horn tweeter.
Is the AT Cube 112-350 cabinet easy to transport?
Weighing 7 kg with dimensions of 40 x 35.5 x 45 cm, this cube format minimizes bulk during transport. The enclosure is made of carbon fiber and features a black tolex finish.
What sound does the 12-inch speaker with tweeter offer?
The 12-inch speaker provides a solid foundation in the low and lower midrange, while the 1 inch tweeter reproduces attacks and harmonics. The advertised frequency response ranges from 40 Hz to 18 kHz, with a sensitivity of 99 dB.
Can this active cabinet be used without an amp head?
This model includes 350 W RMS power, without relying on a traditional amp head.
For which bass styles is this 1x12 cabinet suitable?
The 1 x 12 inch configuration suits pop, funk, rock, jazz, gospel, and contemporary music styles. The 1 inch horn tweeter preserves definition for effects, slap, and pick playing. The power supply is designed for 220 V.



