The dbx AFS2 Advanced Feedback Suppression Processor delivers state-of-the-art feedback elimination for live sound and installed audio systems. Designed to improve on the popular AFS224, the AFS2 features a full LCD display, a Wizard setup function, and dbx’s patented AFS™ technology, offering professional-grade feedback suppression with minimal effort.
With up to 24 programmable filters per channel and selectable stereo or dual independent processing, the AFS2 adapts to any room or application. The processor allows live and fixed filter modes, filter lift adjustment, and application-specific filter types for speech and music. With intuitive front panel controls, XLR/TRS inputs and outputs, and comprehensive channel metering, the AFS2 ensures maximum clarity and control for any professional audio environment.
DBX AFS2 Key Features
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Wizard Setup Function – Simplifies installation and configuration
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Full LCD Display – Visual feedback for easy monitoring and adjustments
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dbx Advanced Feedback Suppression (AFS™) – Proprietary feedback elimination technology
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24 Programmable Filters per Channel – Maximum precision for any room
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Stereo or Dual Independent Channel Processing – Flexible operation modes
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Live and Fixed Filter Modes – Real-time or preset filter adjustment
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Selectable Filter Lift Times – Fine-tune system response
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Application-Specific Filter Types – Speech and Music Low, Med, and High
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Input Channel Metering & 24-LED per Channel Filter Metering – Accurate monitoring
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XLR and TRS Inputs/Outputs – Reliable professional connectivity
DBX AFS2 Specifications
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Number of Inputs
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2
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Input Connectors
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Female XLR and 1/4” TRS
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Input Type
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Electronically balanced/unbalanced, RF filtered
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Input Impedance
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Balanced 50kΩ, Unbalanced 25kΩ
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Max input line level
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+20 dBu
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CMRR
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> 40dB, typically >55dB @ 1kHz
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Number of Outputs
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2
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Output Connectors
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Male XLR and 1/4” TRS
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Output Type
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Electronically balanced/unbalanced, RF filtered
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Output Impedance
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Balanced >120 Ω, Unbalanced >60 Ω
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Max Output Level
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+20 dBu
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A/D Converter
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dbx Type IV™ Conversion System
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A/D Dynamic Range
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>113 dB A-weighted, >110 dB unweighted, 22kHz BW
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Type IV Dynamic Range
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>119 dB, A-weighted, 22kHz BW; >117 dB, unweighted, 22kHz BW
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A/D Conversion
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24-bit
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Sample Rate
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48kHz
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D/A Dynamic Range
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112 dB A-weighted, 109 dB unweighted
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D/A Conversion
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24-bit
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Dynamic Range
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109 dB A-weighted, 106 dB unweighted, 22kHz BW
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THD+Noise
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0.003% typical at +4 dBu, 1 kHz
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Frequency Response
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20Hz – 20kHz, +/- 0.5dB
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Interchannel Crosstalk
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>80 dB typical
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Crosstalk input to output
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>80 dB
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Operating Voltage
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100-120VAC 50/60 Hz - EU: 220-240 VAC 50/60 Hz
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Power Consumption
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9 W
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Unit Weight
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4.5 lbs. (2.04 kg)
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Dimensions
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1.75” (H) x 5.75” (D) x 19” (W), 4.4cm (H) x 14.6cm (D) x 48.26cm (W)
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