RCF SUB 8003-AS MK3 18″ 2200W Active Subwoofer
The SUB 8003-AS MK3 is a self-powered extended low-frequency subwoofer with internal DSP. Its compact cabinet houses a state-of-the-art 18″ transducer featuring ceramic magnets and a 4.0” voice coil. The internal amplifier manages up to 2200W power output, delivering sound pressure levels up to 135 dB. Proprietary Bass Motion Control processing provides extended linearity and remarkable sound integrity. Rear panel controls include presets, crossover frequency, and polarity selection, cardioid, and output delay settings. The tour-ready, rugged all-wood cabinet with scratch-resistant polyurea coating is stackable and lightweight, ensuring quick set-ups and tear-downs. Built specifically for highly demanding applications, SUB 8003-AS MK3 is the perfect workhorse for music professionals.
- 2200 W
- 135 dB max SPL
- 35 Hz – 120 Hz frequency response
- 18″ Woofer, 4.0″ v.c.
- Birch tour grade cabinet
- Selectable gain, X-over, cardioid mode and time delay
- Stereo XLR input, Stereo XLR signal output
Acoustical specifications
- Frequency Response: 35 Hz ÷ 120 Hz
- Max SPL @ 1m: 135 dB
Transducers
- Woofer: 18”, 4.0” v.c
Input/Output section
- Input signal: bal/unbal
- Input connectors: XLR
- Output connectors: XLR
- Input sensitivity: -2 dBu/+4 dBu
Processor section
- Crossover Frequencies: Selectable
- Protections: Thermal, RMS
- Limiter: Soft Limiter
- Controls: Gain, EQ, Phase, Xover, Delay, Cardioid
Power section
- Total Power: 2200 W Peak
- Cooling: Convection
- Connections: Powercon IN/OUT
Standard compliance
- Safety agency: CE compliant
Physical specifications
- Cabinet/Case Material: Plywood
- Handles: One handle each side
- Grille: Steel with clothing
- Colour: Black
Physical & Dimensions
- Height: 693 mm / 27.28 inches
- Width: 505 mm / 19.88 inches
- Depth: 685 mm / 26.97 inches
- Weight: 37.6 kg / 82.89 lbs
