Model

SP480 4input&8output Digital Speaker Management

Input Impedance

Balance: 20KΩ

Output Impedance

Balance: 100Ω

PC Com Port

One USB Com Port on front panel, 2 Rs485 Com Port on back panel(RJ-45)

CMRR

>70dB@1KHz

Input Level

≤+25dBu

Frequency Response

20Hz~20KHz ±0.5dB

S/N R

>110dB

THD

<0.01% @OUTPUT=0dBu/1KHz

Crosstalk of Channels

>80dB@1KHz

Delay Time Step

Each input channel has independent delay control, Range:0~1000mS; 21μS step@0~10mS; 84 μS step@ 10mS~20ms;??????????????????????????????????????????????????????????????????????????????????? 0.5mS step@ 20mS~1000mS

Input/Output Polarity

In-phase(+) or reversed phase(-)

Input EQ

6-band parameter EQ; Frequency: 20Hz~20KHz; Gain:-20 dB~+20 dB; Bandwidth: 0.05oct~3oct

Mute

Mute with each Input& Output channel

Input Selection

Each input channel can be selected to each output channel

Output Gain

Range:-12dB~+12dB, step: 0.1dB

Crossover

Each output channel can be independently set as LPF and HPF. The parameters can be adjusted. Filter type :Linkwitz-Riley; Bessel; Butterworth. The Crossover Frequency: 20Hz~20KHz, Slope: 12dB/oct; 18dB/oct; 24dB/oct;48dB/oct.

Limiter

Limiter with each output channel. The parameters are adjustable: Threshold value: -20dBu~+20dBu; step:0.5dBu. Attack time: 0.3mS~100mS. 0.1mS step at 0.3~1mS; 1mS step at1mS~100mS. Release Time: Release Timecan be set as twice, 4times, 6times, 8times, 16times, 32times.

Output EQ

Each output channel has 6-band EQ: 3 modes: Lo-Shelf/Hi-Shelf/Parameter. A: Lo-Shelf: Slop: 6dB/12dB; Frequency:20Hz~20kHz; Gain: -20dB~20dB; B: Hi-Shelf: Slop: 6dB/12dB; Frequency: 20Hz~20kHz; Gain:-20dB~20dB; C: Parameters:frequency: 20Hz~20KHz, bandwidth: 0.05oct~3oct; Step: 0.05oct; Gain: -20dB~+20dB, Step 0.1dB

Processor

96KHz Sampling frequency, 32-bit Floating-Point DSP

Display

With 2*24 LCD, 8-LED input/output level. Mute and Editing mode can be displayed.

Power

≤25W

Power Supply

AC 110V/220V 50Hz/60Hz

Dimension(L×W×H)

482×232×44mm

Gross Weight

5.0kg