CSP-428 商用音頻處理器

INTEGRATED DSP

Signal Processor/CPU

32-bit fixed/floating-point DSP + ARM, 456 MHz

Maximum Calculation

3.6 GIPS / 2.7 GFLOPS

Audio Latency

900 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/-0.5 dB)

THD+N

< 0.01 % 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

4 analog inputs (two unbalanced, two balanced)

Input Impedance

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

Maximum Input Level

+24 dBu (THD+N <=0.3%, 20 to 20kHz, 0 dB gain)

Equivalent Input Noise

<-119 dBu (22Hz – 20 kHz, 150 Ω input, 64 dB gain)

Phantom Power

+48V, open circuit, 10mA max per channel, selectable per input, 80mA max across all channels

AUDIO OUTPUTS

Output Channels

10 (2 analog, 8 digital via AmpLink)

Output Impedance

66 Ω

Maximum Output Level

+24 dBu (THD+N <=0.3%, 22 Hz to 20 kHz )

CONTROL INPUTS

Inputs (Control)

8 digital inputs, 2 kΩ internal pull-up resistor to 5 V, Green 3.81 mm pitch connector (9-pin)

Mute (Control)

1 digital input, 2 kΩ internal pull-up resistor to 5 V, Black 3.81 mm pitch connector (2-pin)

Digital Input Voltage

0 V to 3.3 V (threshold voltage = 1.6 V)

CONTROL OUTPUTS

Outputs (Control)

1 digital outputs, Orange 3.81 mm pitch connector (2-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, AmpLink

Audio Signal Indication

Green (-60 to -20 dBFS), Yellow (-20 to -2 dBFS), Red (-2 dBFS to Clip)

ELECTRICAL SPECIFICATIONS

Mains Voltage

85 VAC-264 VAC 50/60 Hz

AC Power Consumption

< 30 W typical, over all mains voltages, (PSU Max < 45W)

Mains Connector

IEC 60320-C14 (Inlet)

Power Dissipation

~22 W (75 BTU/Hr, 19 kcal/hr)

PHYSICAL

Dimensions (H x W x D)

44 × 483 × 215 mm (1.7 × 19 × 8.5 in)

Operating Temperature

0 °C – 40 °C (32 °F – 104 °F)

Cooling System

Active, side venting with fan

Storage temperature

-40 °C to 70 °C (-40 °F to 158 °F )

Humidity

80% (without condensation)

GENERAL

Configuration Software

Web browser based configuration utility

Network Control

Ethernet (RJ-45), 10/100 Mbps

PRODUCT CODES

US-120V

808453-1110

EU-230V

808453-2110

JP-100V

808453-3110

UK-230V

808453-4110

AU-240V

808453-5110