ESP-880A 專業音訊處理器

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)