- Q SUB120 has exceptional bass power to cabinet size ration
- This subwoofer is more powerful than the previous QB 12 model
- Digital Signal Processing (DSP) allows easy system and room integration with optimise settings for class-leading, distortion-free performance.
- Clever, dual phase and delay controls allow the fine-tuning of the signal alignments for flexible room placement.
- DSP identifies the input signal and automatically adjusts system gain, enhancing performance regardless of the connected source.
- A low pass filter with frequency adjustment ensures seamlessly integration with any partnering speaker system.
A custom-designed amplifier module features four digital power amplifier stages that improves efficiency by dissipating less heat, enhances speaker control, and reduces output impedance.
Whether as part of a Q Acoustics home cinema set-up, adding effortless bass extension to your existing 7.2, 5.1 or 2.1 system or intensifying the low end on your powered/active speakers, these new subwoofer models will deliver the dramatic to movies and music.
Whatever the size of your home cinema room or the power of your system, Q Acoustics has the right-sized model to fill your space with powerful, impactful but nuanced and controlled bass. The new subwoofer family consists of the 8-inch Q SUB80, the 10-inch Q SUB100 and a 12-inch model, Q SUB120.
Placement in a room can impact sound arrival timing, while phase alignment issues can arise even with adjacent subwoofer placement, affecting system frequency response. The Q SUB range uses Digital Signal Processing (DSP), alongside fine delay adjustments and phase inversion switch, to address these integration challenges. This technology enables users to optimise settings for a class-leading performance, ensuring seamless integration with other speakers without needing professional installation.
Subwoofers must accommodate a wide variety of sound input sources, including stereo preamp outputs or mono feeds from active speakers or home cinema systems. The Q SUB range uses a complex algorithm inside the DSP to identify the input signal type – stereo or mono and the level – and automatically adjusts system gain. This ensures optimal signal to noise levels and dynamic range, enhancing performance regardless of the connected source.
- Enclosure type: Infinite baffle
- Bass unit diameter: 305 mm (12 in)
- Effective volume: 44.1 litres
- Max SPL @ 1 m: 114 dB
- Frequency response (-6dB): 28 Hz – 250 Hz
- Low pass crossover range: 40 Hz – 250 Hz
- Peak amplifier power: 600 W
- Continuous amplifier power: 300 W
- THD @ rated power: 0.09%
- Input sensitivity (max gain): 300 mv rms
- Maximum input level: 2.1 V rms
- Input impedance: 20 kΩ
- Noise floor (A wtd): 50 μV
- Dimensions (HxWxD): 400 x 400 x 432 mm (15.7 x 15.7 x 17.0 in)
- Weight (per loudspeaker): 22.5 kg (49.6 lbs)












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