ControlSpace ESP-880A

Overview

Introducing the Bose Professional ControlSpace ESP-880A engineered sound processor, an open-architecture DSP designed to meet a wide range of audio needs. From small, self-contained projects to large, networked systems, this processor offers versatility and precision performance.

Key Features

Analog Audio I/O: Featuring 8x8 analog audio I/O, the ESP-880A provides high-quality mic and line-level inputs with ultra-low noise and a dynamic range of 115 dB.

Advanced Digital Signal Processing: With advanced digital signal processing supporting audio at 48 kHz sample rate/24-bit, and utilizing a floating-point open architecture DSP, this processor operates at low latencies for precise sound system performance.

Integrated AmpLink Output: The ESP-880A includes an integrated AmpLink output connection, enabling the transmission of up to 8 channels of low-latency, uncompressed digital audio to compatible Bose Professional amplifiers using standard CAT 5 cables.

ControlSpace Designer Software: Configure and control the ESP-880A using Bose Professional ControlSpace Designer software, offering a comprehensive set of signal processing modules such as automatic mic mixers, predictive feedback suppressors, EQs, and more. This software allows for visual programming of end-user controls and automation events, streamlining system configuration and tuning.

Variety of Control Options: Compatible with programmable controllers, zone controllers, and remote clients, the ESP-880A supports a variety of control options to suit different applications.

Industry-Standard Compatibility: Supports integration with industry-standard control systems such as AMX and Crestron-based systems, utilizing a comprehensive serial protocol through onboard RS-232 and Ethernet ports.

Applications

  • Auditoriums

  • Places of worship

  • Resorts and hospitality venues

  • Retail stores

  • Educational institutions

Experience unparalleled audio processing capabilities and flexible control options with the Bose Professional ControlSpace ESP-880A, ideal for a wide range of audio installations.

Specs

  • INTEGRATED DSP

    Signal Processor/CPU: 32-bit fixed/floating-point DSP + ARM, 456 MHz

    Maximum Calculation: 3.6 GIPS / 2.7 GFLOPS

    Delay: 43 s

    Audio Latency: 860 μs (analog in to analog out)

    A/D and D/A Converters: 24-bit

    Sample Rate: 48 kHz

    AUDIO PERFORMANCE SPECIFICATIONS

    Frequency Response: 20 Hz - 20 kHz (+0.3 dB/-0.1 dB)

    THD+N: < 0.002 % at +4 dBu (A-weighted/20 Hz – 20 kHz)

    Channel Separation (Crosstalk): < -105 dB at +4 dBu input and output level, 1 kHz

    Dynamic Range: > 115 dB A-weighted 20 Hz – 20 kHz, analog through

    AUDIO INPUTS

    Input Channels: 8 analog (balanced, mic/line level)

    Connectors, Input: 3.81 mm Phoenix Contact®, 6-pin

    Input Impedance: 12 kΩ @ 1 kHz (with or without phantom power active)

    Maximum Input Level: +24 dBu

    Equivalent Input Noise: <-119 dBu (22 - 20 kHz, 150 Ω input, 64 dB gain)

    Phantom Power: +48 VDC, 10 mA, selectable per input

    Pre-Gain Settings: 0/14/24/32/44/54/64 dB

    AUDIO OUTPUTS

    Output Channels: 8 analog (balanced, line level), 8 AmpLink

    Connectors, Output: 3.81 mm Phoenix Contact, 6-pin (analog), AmpLink RJ-45

    Output Impedance: 66 Ω

    Maximum Output Level: +24 dBu

    CONTROL INPUTS

    Inputs (Control): 5 analog or digital inputs, 2 kΩ internal pull-up resistor to 5 V, 3.81 mm Phoenix Contact, 6-pin

    Analog Input Voltage Range: 0 V to 3.3 V (maximum 5 V)

    Digital Input Voltage Range: 0 V to 3.3 V (threshold voltage = 1.6 V)

    CONTROL OUTPUTS

    Outputs (Control): 5 digital outputs, 3.81 mm Phoenix Contact, 6-pin

    Output Voltage High: 8 V (open circuit), 2.5 V @ 10 mA; Low: < 1 V @ 100 mA, push-pull

    Output Current: 10 mA source, 100 mA sink (24 VDC max external supply voltage)

    INDICATORS AND CONTROLS

    LED Status Indicators: Power/Status, Signal, Ethernet, Serial (RS-232 + CC-16)

    Audio Signal Indication: Green (-60 to -20 dBFS), Yellow (-20 to -2 dBFS), Red (-2 to 0 dBFS)

    ELECTRICAL SPECIFICATIONS

    Mains Voltage: 85 VAC-264 VAC 50/60 Hz

    AC Power Consumption: < 37 VA typical, over all mains voltages

    Mains Connector: IEC 60320-C14 (inlet)

    Power Dissipation: 22 W (75 BTU/hr, 19 kcal/hr)

    PHYSICAL

    Dimensions: 1.7" H x 19.0" W x 8.5" D (44 mm x 483 mm x 215 mm)

    Net Weight: 5.8 lb (2.6 kg)

    Operating Temperature: 32ºF - 104ºF (0ºC - 40ºC) Cooling System Active, side venting

    GENERAL

    PC Configuration Software: ControlSpace Designer software

    Network Control: Ethernet (RJ-45), 100 Mb

    Communications Ports: RS-232 (DB9M, DTE), Bose CC-16 (3.81 mm Phoenix Contact, 3-pin)

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