pro.Bose.com Appendix
English Page 21 User Guide
Technical Specifications
Integrated DSP ESP-880, ESP-1240, ESP-4120
Signal Processor 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 input to analog output
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
Indicators and Controls
LED Status Indicators Power/Status, Signal, Ethernet, Serial (RS-232 + CC-16)
Audio Signal Indication Green (-60 to -25 dBFS), Yellow (-24 to -3 dBFS), Red (-2 dBFS to Clip)
Electrical Specifications
Mains Voltage 85 VAC-264 VAC 50/60 Hz
AC Power Consumption < 15VA typical at 122 °F (50 °C) ambient
Mains Connector IEC 60320-C14 (Inlet)
Power Dissipation 12 W (41 BTU, 10 kcal)
Physical
Dimensions 1.7" H x 19" W x 8.5" D (44 mm x 483 mm x 215 mm)
Net Weight 5.8 lb (2.6 kg)
Operating Temperature 32 °F - 122 °F (0 °C - 50 °C)
Cooling System Passive, side venting
General
PC Configuration Software ControlSpace
®
Designer
™
software
Network Control Ethernet (RJ-45), 100Mb
Communication Ports RS-232 (DB9M, DTE), Bose CC-16 (3.81 mm Phoenix Contact
®
, 3-pin)
Expansion Slots 1 control/audio network
Audio Channel Capacity 56 (16 analog, 8 ESPLink out, 16x16 digital with expansion card)
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