The DBX Professional DriveRack PA2 Loudspeaker Management System provides all the processing needed between your mixer and amplifiers to optimize and protect your loudspeakers. Featuring the latest AutoEQ™ and Advanced Feedback Suppression (AFS™) algorithms, it delivers fast, accurate room tuning and proactive feedback elimination without altering tonal quality. A new input delay module allows precise FOH‑to‑backline alignment, while Ethernet control via Android®, iOS®, Mac®, or Windows® devices enables complete remote management. Updated Wizards streamline setup with built‑in, constantly updated speaker tunings from major manufacturers.
Features
- AutoEQ™ with RTA Mic for rapid, accurate room equalization
- Enhanced AFS™ algorithm for precise, transparent feedback suppression
- Input delay module for FOH‑to‑backline alignment
- Ethernet control via Android®, iOS®, Mac®, or Windows® devices
- Updated Wizards with built‑in speaker tunings from major brands
- Comprehensive input processing: dbx Compression, Graphic EQ, 8‑Band Parametric EQ, Subharmonic Synthesis
- Output processing: Crossover, 8‑Band Parametric EQs, Limiting, Driver Alignment Delays
- Supports full‑range, 2‑way, and 3‑way system configurations
Specifications
| Processor Type | Loudspeaker Management System |
| Inputs | 2 x XLR, RTA Mic Input (XLR) |
| Outputs | 6 x XLR |
| Control Interfaces | Ethernet, Front‑Panel LCD, Mobile/Desktop App |
| Processing Functions | AutoEQ™, AFS™, Compression, Graphic EQ, Parametric EQ, Subharmonic Synthesis, Crossover, Limiting, Delay |
| Frequency Response | 20 Hz – 20 kHz |
| THD+N | <0.01% @ +4 dBu, 20 Hz–20 kHz |
| Dynamic Range | >110 dB |
| Dimensions (W × H × D) | 482.6 mm × 44.5 mm × 171.5 mm |
| Weight | 2.4 kg |
| Finish | Black |
| Accessories | RTA Measurement Mic, Power Cable, User Guide |
| Warranty | 2 Years |


















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