Network digital conference host
Network digital conference host
MDU-100
Network digital conference host

The MDU-100 network conference host adopts a standard rack installation method, providing core audio processing and control services for the entire conference network. The 6.9-inch high-definition interactive touch screen can provide fast conference response services for meetings. Basic settings of the conference system can be completed without the need for a computer, allowing meetings to start quickly;

The standard network connection method makes installation and maintenance more convenient, and the system is extremely user-friendly for aftermarket applications;

Excellent sound quality performance, using 48kHz, 32-bit network transmission and processing, 25mm capacitive microphone pickup, capturing more sound details, and achieving more delicate and rich voice reproduction;

Multi user hierarchical role management, making management safer and more efficient;

Built in web server, supporting cross platform management, convenient for setting up and managing the system at any time;

Modular software licensing can meet more conference needs and provide users with more value-added services;

Built in system health assessment tool, making the system operation status clear at a glance, transforming management from passive to active;

Powerful audio DSP processing capability, capable of meeting management and audio processing on a single host without the need for additional audio processors, mixers, and feedback suppressors in the system;

The microphone grouping and partition mixing function allows one host to manage multiple different spaces simultaneously, or achieve sound amplification for partitions in the same space.

Built in camera tracking function, supporting multi camera tracking logic control function;

Support interactive management function of three screens (unit touch screen, host touch screen, backend web management interface), and achieve synchronous management of front-end and back-end through multi-user hierarchical authorization;

The system is equipped with a built-in health diagnosis module, which can detect the working status of the system in real time and monitor important parameters at any time, including signal transmission quality, unit power supply, control ports, DSP processing load, and temperature detection;

Chinese/English multilingual interactive interface;


Complies with the IEC60914 international standard

Complies with the international standard 1S022259-2021

48KHz/32-bit lossless distributed network transmission protocol;

6.99-inch ultra large high-definition interactive touch screen, no need to connect to a computer, can hold meetings through simple settings;

4 groups of units are connected to the bus, and a single host can load 60 conference units; Support star, daisy chain, and circular backup connection methods;

Supports 6 conference modes: Open mode OPEN, Overweight rotation FIFO, Restricted speech limit, Application mode APPLY, Voice activated mode VAD, Instant speech, PTT speech mode;

Built in high-performance audio processing DSP, equipped with Dugan automatic mixing AFC、PEQ、ALC、HPF、LPF、H-Shelf、L-SheIf、Band-Pass With the core processing function, there is no need to configure audio processors or feedback suppressors in the sound reinforcement system;

Unit grouping and full matrix mixing function, which can realize the function of amplifying in the same spatial partition and dividing spatial grouping;

Rich audio interfaces, with 2 MIC/LINE analog inputs, 4 analog outputs, and OTG multimedia interface (supporting storage and recording modes);

Built in IoT management function, online monitoring system working status;

Equipped with RS232, RS485, GPIO external control functions, supporting third-party control and management functions as well as access to fire alarm systems;

The microphone layout plan can be drawn on the web based on the actual layout of the microphone in the venue, supporting import and export of venue floor plans. The microphone switch can be controlled through a custom interface, and the working status of the microphone can be monitored on the web, such as speaking time, switch status, etc;

Telephone:

0755-23417587

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Three-view drawing

Technical Specifications

model MDU-100
system
sampling rate 48kHz,32bit
frequency response 20Hz~20KHz(±0.5dB)
signal-to-noise ratio >100dB(A)
dynamic range ≥110dB
background noise ≤90dB(A)
system delay <10ms
interface
Bus interface 4 RJ45 standard network interfaces (fault-tolerant connection), including two sets of ring backups for 48V power supply 1&2 and 3&4;
hot-swapping support
Working Voltage 48 V
control interface RS232 × 1, RS485 × 1, GPIO (1 in 1 out) for connecting to fire protection
USB audio 2 × 2AAC is used to connect to a computer, with sound card working mode; USB-A3.0 is used for USB recording (real-time recording)
LAN network port 1. System settings and bidirectional management
Analog audio input
MIC/LINE input 2 channels
phantom power 48V
hot-swapping support
Maximum analog gain 60dB
dynamic range 114dB
frequency response 20Hz~20KHz(±0.5dB)
input impedance 10kΩ
Maximum input level 20dB
Total Harmonic Distortion <0.02%(20Hz~20KHz)
Analog audio output
MIX output 4-channel
dynamic range 114dB
frequency response 20Hz~20KHz(±0.5dB)
input impedance 50~100Ω
Maximum input level 20dB
Total Harmonic Distortion <0.02% (20Hz~20KHz)
Environment and Storage
Working Voltage AC 80~264V,50/60Hz
rated power 300w
Storage temperature (with outer packaging for transportation and storage) -20℃~60°℃
Operating Temperature O°℃~40°℃
Operating Humidity 10%~90%R.H.
Non working environment humidity 5%~95%R.H.
Outer packaging dimensions (length x height x depth) 540mm×120mm×120mm
Net weight 3.35KG
gross weight 3.85KG


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