Citronic: 178.228UK, CASA-28BA Active Subwoofer, Dual 8" Drivers, 400W
About this product
The CASA-28BA Active Subwoofer is designed for both mobile and fixed sound reinforcement, featuring a compact slim profile that allows for versatile positioning. Key aspects include:
- Preset DSP control for low frequency filtering, enhancing audio quality.
- Dual 200mm (8") sub drivers deliver a powerful 400Wrms output.
- Internal class-D amplifier ensures efficient power usage.
- 35mm pole mount socket for flexible speaker mounting options.
This subwoofer also includes a line level input via balanced XLR or 6.3mm jack, and an XLR line output to connect multiple speakers. A master level control and a Boost function allow you to adjust your sound dynamically, while a phase switch assists in correcting any time-alignment issues. Ideal for installations where space is a premium, it can be discreetly placed behind or under furniture, making it a practical choice for any sound setup.
Specifications
Specifications
Weight | 15.70 kg |
---|---|
Drivers | 2 x 200mm (8") woofers |
Controls | Master level, Phase switch, Boost switch |
Hardware | Integral carry handle & 35mm pole mount socket |
SPL max. | 122 dB |
Line input | Balanced XLR / 6.3mm jack |
Line output | Balanced XLR |
Peak output | 1400 W |
Construction | 15mm MDF with durable polyurea finish |
Power supply | 230 Vac, 50Hz (IEC) |
Output power rms | 400 W |
Output power max. | 700 W |
Frequency response | 55 - 150 Hz |
Amplifier construction | Class-D |
Compact Active Subwoofer (2 x 8", 400W) features

Citronic: 178.228UK, CASA-28BA Active Subwoofer, Dual 8" Drivers, 400W