The Bose Professional ControlSpace ESP-880A Engineered Sound Processor is an open-architecture DSP designed for a wide variety of applications from small, self-contained projects to large, networked systems. It features 8×8 analog audio I/O, a Bose AmpLink output, and advanced digital signal processing with 48 kHz / 24-bit audio conversion. The ControlSpace ESP-880A is engineered for precise performance with low-latency and ultralow noise operation.
FEATURES
- High-Quality Analog Circuitry
- Advanced Digital Signal Processing
- Integrated AmpLink Connection
- Bose ControlSpace Designer Software
- Front-Panel RJ-45 Ethernet
- Multiple Control Options
- Supports Standard Control Systems
SPECIFICATIONS
| DSP Section | 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 | Frequency Response: 20 Hz to 20 kHz (+0.3 / -0.1 dB) THD+N: <0.002% at +4 dBu (A-Weighted / 20 Hz to 20 kHz) Channel Separation (Crosstalk): <-105 dB at +4 dBu Input and Output Level, 1 kHz Dynamic Range: >115 dB A-Weighted 20 Hz to 20 kHz, Analog Through |
| Audio Input | Input Channels: 8 Analog (Balanced, Mic/Line Level) Connectors, Input: 0.15″ / 3.81 mm Phoenix Contact, 6-Pin Input Impedance: 12 Kilohms at 1 kHz (with or without Phantom Power Active) Maximum Input Level: +24 dBu Equivalent Input Noise: <-119 dBu (22 to 20 kHz, 150-Ohm 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 Output | Output Channels: 8 Analog (Balanced, Line Level), 8 AmpLink Connectors, Output: 0.15″ / 3.81 mm Phoenix Contact, 6-Pin (Analog), AmpLink RJ-45 Output Impedance: 66 Ohms Maximum Output Level: +24 dBu |
| Control Inputs | Inputs (Control): 5 Analog or Digital Inputs, 2 Kilohms Internal Pull-Up Resistor to 5 V, 0.15″ / 3.81 mm Phoenix Contact, 6-Pin Analog Input Voltage Range: 0 to 3.3 V (Maximum 5 V) Digital Input Voltage Range: 0 V to 3.3 V (Threshold Voltage = 1.6 V) |
| Control Output | Outputs (Control): 5 Digital Outputs, 0.15″ / 3.81 mm Phoenix Contact, 6-Pin Output Voltage High: 8 V (Open Circuit), 2.5 V at 10 mA; Low: <1 V at 100 mA, Push-Pull Output Current: 10 mA Source, 100 mA Sink (24 VDC Max External Supply Voltage) |
| Indicators & 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) |
| General | PC Configuration Software: ControlSpace Designer Software Network Control: Ethernet (RJ-45), 100 MB Communications Ports: RS-232 (DB9M, DTE), Bose CC-16 (0.15″ / 3.81 mm Phoenix Contact, 3-Pin) |
| Operating Temperature | 32 to 104°F / 0 to 40°C |
| Cooling | Active, Side Venting |
| Power | Mains Voltage: 85 to 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) |
| Dimensions | 1.7 x 19.0 x 8.5″ / 4.3 x 48.2 x 21.6 cm |
| Weight | 5.8 lb / 2.6 kg |















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