HUAIN HY-MA0404 4×4 Digital DSP Audio Matrix

· Automatically recognize USB interface sound card
· Suitable for local recording and remote meetings
· Automatic gain, feedback suppression, noise suppression, echo cancellation, noise gain compensation
· Dual central control of UDP and RS-232/485

Description

Features and function:

· DSP high-speed floating-point engine processing chip.
· 4-way switchable balanced microphone/line level input Phoenix (Phoenix interface).
· Each MIC input supports 48V phantom power supply.
· 4 balanced line level outputs.
· 4 independent adaptive feedback suppression channels, each channel has 16 points of adaptive feedback suppression (AFC) function.
· The input channel has 12 segments of PEQ.
· 16 sets of scene preset functions.
· Supports channel copying, input/output channel LINK, and grouping functions.
· Built in automatic recognition of USB interface sound card.
· Camera tracking control function.
· 1 TCP/IP communication port, 2 Dante interfaces, 1 RS-232 communication port, and 1 RS-485 communication port.
· RS232/485 central control function.
· Dual central control of UDP and RS-232/485.

Parameters

model
4 × 4 digital audio media matrix
Working power supply
AC100~240VA,50/60 Hz
Audio input
4-way balanced input, Phoenix interface
Input level
0dBU line or – 40 DBU microphone level
Input quantization
96KHz/24bit
dynamic range
110dB
Input impedance
9.5kΩ
Input gain
54dB
frequency response
20Hz—20KHz(±0.5dB)
Phantom Power
DC 48V
Channel isolation
100dB@1KHz ,+20dBu
sampling rate
96KHz
Audio output
4-way balanced line level, Phoenix interface
DSP frequency
80 MHz
A / D dynamic range
114dB
Output impedance
102dB
Output quantization
48KHz/24bit
maximum output
20dBu
Total harmonic distortion
≤ 0.005%@1KHz,+4dBu
Equivalent input noise
-128dB (20Hz-20KHz, A-weighted)
gain
-97.5 dB - +30.5 dB (0.5 dB)
Minimum load impedance
600Ω

Application Cases

The HUAIN global conference program serves 30+ countries and regions, and has been successfully applied in large-scale conferences such as China International Fair for Import and Export and Hongqiao International Economic Forum, Davos Forum, World Intelligence Congress, Latin American Entrepreneurs Summit Conference, China-Russia Media Forum, World Military Games, and so on.

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