Bose ControlSpace ESP-880A engineered sound processor

Bose ControlSpace ESP-880A engineered sound processor

The Bose Professional ControlSpace ESP-880A is an open-architecture sound processor and designed for a wide variety of applications-for small, self-contained projects to large, networked systems. The Bose Professional ControlSpace ESP-880A features an 8x8 analog audio I/O, a Bose AmpLink output, and advanced digital signal processing with 48 kHz/24-bit audio conversion. The Bose Professional ControlSpace ESP-880A is engineered for precise performance and also has a features of low-latency and ultra-low noise operation.

Bose Professional ControlSpace ESP-880A Main Features

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)