SMS 480
The Studiomaster Professional SMS 480 is a premium 4 IN / 8 OUT Digital Speaker Management System. Integrating high resolution DAC & DSPs, 16-band PEQ, multiple crossover filters and slopes, speaker output delay, advanced matrix mixing, easy PC software and abundant audio processing technologies, the system offers full sonic control over your speakers. Engineered to offer precise control, improved sound quality, and protection for speakers, the SMS 480 is ideal for live, touring, install and PA systems, especially in large and complex applications.
Features
Specifications
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SMS 480
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    Premium 4 IN / 8 OUT digital speaker management system.

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    Integrates advanced Analog Devices SHARC® DSP 24-bit/48kHz 400Mhz chip for best-in-class sonic performance.

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    Easy and user-friendly PC software for end-to-end remote speaker control and management.

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    Per channel 16-band PEQ with variable Q factor for inputs and outputs.

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    Accurate crossover frequency selection with slopes ranging from 6dB to 48dB/Octave including Butterworth, Bessel and Linkwitz-Riley filters.

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    Responsive gate, limiter and gain settings for advanced dynamic range control.

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    Adjustable speaker output delay time selectable up to 250ms.

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    Automatic delay time conversion to equivalent distance in feets and metres.

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    Adaptive auto feedback suppression to mitigate unpleasant feedback loops, howling and whistling.

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    Built-in sine wave signal and pink/white noise generator for speaker frequency calibration.

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    Advanced matrix mixing system to tackle complex speaker routing scenarios.

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    Effortless connectivity via standard 100M Ethernet interface.

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    Balanced XLR input and output connectors.

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    32 user-definable presets with save, delete, recall, import and export options.

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    Password protection to lock and unlock settings and avoid unauthorised tampering.

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    Easy DSP and ARM firmware updates over Ethernet for added future-proofing.

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    Front panel interactive LCD screen for local access and configuration.

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    Self-illuminated switches with tricolour 8-segment LED meters.

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    Ideal for precise configuration and setup of multiple loudspeakers or line array systems in live, touring and install applications.

  • Model

    SMS 480

    Maximum Input Level

    18dBu

    Maximum Output level

    18dBu

    Harmonic Distortion THD+N

    <0.005%

    Frequency Response

    20Hz-20kHz ±0.3dB

    Input Impedance

    >20KΩ

    Signal-to-Noise Ratio

    -106dB

    DSP

    400MHz ADSP-21488

    Sampling Frequency

    48kHz

    Quantization

    24-Bit

    Storage

    100M Ethernet

    Input & Output Gain

    -70dBu to 12dBu

    Delay

    Output 1-4: 218 milliseconds, Output 5-8: 148 milliseconds

    Filter

    Low Shelf, High Shelf, High Pass, Low Pass, Bessel, Butterworth, Linkwitz-Riley

    Slope

    -6dB/oct, -12dB/oct, -18dB/oct, -24dB/oct, -36dB/oct, -48dB/oct

    Power Supply

    240V AC, 35W max.

    Dimension (W x D X H) mm

    482 x 200 x 44 (1U)

    Net Weight (Kg)

    2.8