4CH DSP With Echo Canceller And USB Sound Card Digital Audio
Processor
Main Features: - Analog input channel: 4
- Analog output channel: 4
- Built-in two in two out USB sound card, support music playback,
recording and soft video conferencing ,Such as: ZOOM, Tencent
Conference, Dingding conference, etc.;
- Two channels independent AEC, tail time: 512ms, convergence rate:
60dB/S, echo cancellation amplitude: 60dB; Independent channel AFC
(feedback suppression), using notch algorithm, sound transmission
gain increase amplitude: 10dB; Noise suppression (ANS),
signal-to-noise ratio increased by 18dB
- Eight-stage English parametric equalization provides five filter
choices:
- Parametric, Lowshelf, Highshelf, Lowpass, Highpass;
- Provides customized operation interfaces for terminal users. A
maximum of 30 devices can be managed on one interface.
- With the central control function, support RS232, RS485, UDP three
control modes, can be the system power, signal switching,
environmental control, audio control and other overall control, to
achieve a key to open the system required functions.
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Control Panel: 
OLED screen consists of a 1.3” OLED screen and a knob. OLED screen
display strategy is classified according to menu. There are totally three types of menus including
menu, buttons and presets. Double click a OLED screen in design area of the screen to enter
its detailed setting as shown below. Click "add menu" to pop up menu selection box, choose corresponding
menu and confirm it. After finishing the setting of software menu configuration, click toolbar
download icon to download the configuration to panel hardware. Operation steps of panel: 1. Display panel name and IP address on main interface and turn the
knob left or right to switch menu. 2. Press the button on the knob, and the second row on menu
interface starts to flash, which indicates that it enters edit mode. 3. Turn the knob left or right to change value. 4. Press the button on the knob again to edit mode and go back to
menu mode. |
Specification:
| Model No. | MU44 | | DSP Processing | ADI SHARC 21489@450 MHz SIMD | | Number of analog channels | 4 Input +4 Output | | Core Algorithm | Automatic mixing, feedback elimination(AFC), echo elimination(AEC),
noise elimination(ANC) | | USB Port | 1 | | Input gain | 0/6/12/18/24/30/36/42/48 dB | | Digitalizing bit | 24bit | | Sampling Rate | 48k | | Frequency Response(20~20KHz) | ±0.5dB | | Phantom power | +48V/10mA max | | The Max level | +18dBu | | Input to output dynamic range | 110dB | | output to input dynamic range | 112dB | | Dynamic range(Analog) | 110dB | | Channel isolation @1kHz | 108dB | | Total harmonic distortion + noise | ＜-100dB@4dBu | | System delay | <3ms | | Input impedance (balance -type) | 5.4KΩ | | Output impedance (balance -type) | 600Ω | | Weight | 2Kg | | Size | 215x162x44mm | | Working Power Supply | DC12V |
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Software:
Advantages:
FHB Audio is driven by innovation. We are continuously developing
new technologies that provide time saving methods that benefit you
and our dealer network. Our innovative solutions focus on everyday
use cases and how our products can cut down installation times,
reduce maintenance requirements, increase productivity, and provide
you long-lasting reliability.
- Wide & Deep Products Line
We provide over 200 audio & Video products, as well as a series of
Dante products, such as Digital Signal processor, Digital
microphone system,Dante signal processor, 2CH Dante AVUO,2CH Dante
wall plate,4CH Dante box., Dante Bluetooth panel, Dante microphone,
and Dante speaker etc…
Our industry-leading support team makes it easy for you to choose
the right product and provide the right system solutions.
- Professional & Fast Service,
- 24 hours online services to provide suggestions and solutions for
customer.
- After-Sales Technical Support /Product Maintenance
- Wiring/Installation/Debugging Instruction
Professional System Designers to assist in product selection and
system design to meet your specific needs.
Check Products one by one, to make sure all products are working
excellent quality..
