RCF SUB 9007-AS – Active High Power Dual 21" Subwoofer
The RCF SUB 9007-AS is a flagship professional active subwoofer designed for extreme low-frequency reinforcement in large-scale live sound, touring systems, festivals, arenas, and high-output DJ applications. It delivers massive sub-bass energy, very high SPL capability, and precise system control for demanding professional environments.
Extreme Output and Deep Bass Performance
The SUB 9007-AS features two high-power 21-inch neodymium woofers with 4-inch voice coils, driven by a 7200W peak Class-D amplifier system. This enables extremely high sound pressure levels while maintaining controlled, accurate low-frequency reproduction.
It reaches up to 141 dB SPL, making it suitable for large venues, outdoor events, and touring-scale sound systems.
Key Features
- Dual 21-inch active subwoofer
- 7200W peak / 3600W RMS Class-D amplifier
- Maximum SPL up to 141 dB
- Frequency response: 20 Hz – 400 Hz
- 2 × 21” neodymium woofers with 4” voice coils
- DSP-controlled input section
- Selectable presets and system tuning
- Delay, phase, EQ, and limiter control
- RDNet remote control and monitoring
- Baltic birch plywood touring cabinet
System Control and DSP Integration
The integrated DSP system allows precise adjustment of gain, equalization, crossover, phase, and delay. RDNet support enables full remote monitoring and system configuration for large professional setups.
Tour-Grade Construction
The cabinet is built from durable Baltic birch plywood with internal reinforcement for heavy touring use. It is designed for stacking and integration with RCF line array systems in professional touring environments.
Specifications
- Type: Active subwoofer
- Configuration: 2 × 21-inch
- Amplifier Power: 7200W peak / 3600W RMS
- Maximum SPL: 141 dB
- Frequency Response: 20 Hz – 400 Hz
- Inputs/Outputs: XLR + RDNet
- DSP: Gain, EQ, crossover, phase, delay, limiter
- Control: RDNet network management
- Cabinet Material: Baltic birch plywood
- Weight: Approx. 96 kg
Why Choose the RCF SUB 9007-AS?
The RCF SUB 9007-AS is designed for professionals who need maximum low-frequency output, extreme SPL capability, and full system control in large-scale environments. It delivers deep, powerful bass with touring-grade reliability, making it a top-tier solution for festivals, concerts, and professional PA systems.