DS-QAPPR0808-D — Digital Audio Processor 8 In 8 Out

מפרט טכני

סדרה

Audio Processor

Channel

8 line inputs 8 line outputs

Sampling Rate

48 KHz@24 bit

Frequency Response

20 Hz～20 KHz,±0.2 dB

THD And SNR

≤0.003% @1kHz,+4dBu

Phantom Power

DC 48V

Analog To Digital Dynamic Range (A-Weight)

114 dB

Digital To Analog Dynamic Range (A-Weight)

120 dB

Input Impedance (Balanced)

Balanced: 20 KΩ

Output Impedance (Balanced)

Balanced: 100 Ω

Channel Isolation

＞100 dB@1 kHz

Common Mode Rejection

＞60 dB@50 Hz

Signal-To-Noise Ratio

≤108 dB

Maximum Input Level

18 dBu

Maximum Output Level

18 dBu

System Delay

≤9 ms

Equivalent Noise Level

≤ -125 dBu

Dynamic Range

Input: 108 dB

Input Channel

Functional module: Preamplifier, Signal Generator, Expander, Equalizer (5/8/12-band Parametric Equalizer, 10/15/31-band Graphic Equalizer), Compressor, Automatic Gain Control (AGC), Automatic Mixer (AM), Ducker, Acoustic Feedback Canceler (AFC), Acoustic Echo Canceler (AEC), Adaptive Noise Suppressor (ANS), Ambient Noise Compensator ( ANC), Parametric Equalizer filter type selectable (high shelf, low shelf, high cut, low cut). Physical interface: Balanced Phoenix terminals.

Output Channel

Delay, Crossover, Equalizer (5/8/12-band Parametric Equalizer, 10/15/31-band Graphic Equalizer), Limiter, Parametric Equalizer filter type selectable (high shelf, low shelf, high cut, low cut). Physical interface: Balanced Phoenix terminals.

Input Range

≤+18dBu (A-Weighted)

Feedback Finding And Suppression Methods

Fully Automatic Narrowband Notch

Notch

16 (Static and dynamic points are configurable)

Feedback Finding Time

0.1～0.5s

Bandwidth Range

0.02～4

Transmission Gain

6～18dB

System Gain

87dB

Crossover

Three types of high and low pass filters: Butterworth, Bessel, and Linkwitz-Riley

Equalizer

Parametric equalizer: frequency: 20 to 20kHz, gain: -15 to +15dB, bandwidth: 0.02 to 4. Graphic equalizer: frequency: 20～20kHz, gain: -15～+15dB.

Device Interface

1 RJ45 interface, 1 RS232 interface, 1 RS485 interface, 8 GPIO control interface

USB

1 USB Type A

Display Screen

1.3-inch OLED display showing device IP address

Power

30W

Dimension

486 x 258 x 44 mm

Package Dimension

590×430×110 mm

With Package Weight

3.5 KG

Packing List

Digital Audio Processor x 1, User's Manual x 1, Power Cord x 1, 12pin Phoenix Terminal x 5, 3pin Phoenix Terminal x 1, Screwdriver x 1

Operating Temperature

0-40℃

Operating Humidity

10%~90% No condensation