Features
• Exquisite and compact design, in line with modern aesthetic standards
• Professional high fidelity capacitor microphone, sensitive pickup, clear voice, bandwidth up to 20Hz ~ 20kHz
• The anti-interference circuit design can prevent the interference of mobile phones and other electronic products.
• The microphone head is equipped with a speaking light ring, which can display the speaking and off status of the unit
• The microphone is equipped with on / 0ff dynamic LCD display to display the microphone switch status
• The unit is passive equipment and powered by the system host. The input voltage is 24V, which belongs to the safe range
• The unit T-type 8-core wire is shielded by aluminum foil and water line, which greatly reduces the interference of strong electromagnetic wave to the wire
• With audio start function, the power supply of microphone unit will be turned on automatically when speaking.
• It supports 12 chairman units. When connected, it is not limited by location, and can be installed arbitrarily. It has the priority function of fully controlling the conference order and controlling the conference atmosphere.
• “T-shaped hand-in-hand” cable series connection mode is convenient for installation and maintenance
Product name | Digital Wired Conference System Chairman&Delegate Microphone |
Model NO. | RC-7403C/D |
Microphone input | Cardioid directional electret |
Input and output | 8P-DIN socket / RJ45 |
Output link | 8-core RJ45 three core wire (optional) |
Frequency response | 20Hz ~ 20KHz |
Sensitivity | – 46 dbv / PA |
Input impedance | 2 K Ω |
Directivity | 0 ° / 180 ° > 20 dB (1 kHz) |
Equivalent noise | 20 DBA (SPL) |
Maximum sound pressure level | 125 dB (THD < 3%) |
SNR | > 80dB |
Channel crosstalk | > 80dB |
Total harmonic distortion | < 0.05% |
Display | on / off display |
Color | Black |
Installation mode | desktop |
• It adopts digital technology as the core, with built-in high-performance CPU, and supports discussion and video tracking functions
• The audio signal is processed by 32bit high-speed floating-point DSP, with a bandwidth of 20Hz ~ 20kHz and perfect and clear sound quality
• The power supply will not be affected by the long switching distance and the sound quality will not be affected
• The anti-interference circuit is designed to eliminate the interference of all mobile phone signals
• It is equipped with 2.8-inch LCD screen and independent key operation
• USB / SD card MP3 recording and playback function, graphic display, Bluetooth playback, high fidelity wav and MP3 output. When not recording, it can be input as MP3 background music
• With four 8-core microphone connectors, each channel supports 30 units and can connect 120 units; With 4 RJ45 network interfaces, each channel supports 20 units, 80 units and 12 chairman units
• It supports cascading and facilitates the simultaneous use and common management of multiple systems
• It has s terminal and 5p terminal interface, connects standard definition or HD camera, and supports Sony visca, evi HD, PELCO P / D and brc300 communication protocols
• Built in 6-in 4-out (RCA interface) video recorder, up to 6 SD cameras can be connected
• With video switching RS-232 communication interface, it can be connected to HD video switcher
• It has an alarm signal input interface. When the public address alarm system is started, it can automatically suspend the meeting and send alarm information to the participating units
• With central control code RS-232 interface, it can be connected to the central control system
• Multi channel audio input and output interface, which can be connected to sound reinforcement or recording equipment. It has sound quality correction input interface return (unbalanced input) and sound quality correction output interface send (unbalanced output), which can be connected to external audio processor to further improve sound quality. It can also be connected to a wireless receiving device, and a wireless microphone can be used.
• The host and computer can connect and communicate through TCP / IP network or USB local mode, and use PC software to set the system. You can also set the system directly on the host without a computer
• There are many meeting modes: FIFO (first in first out mode), LIFO (last in first out mode), free (full open mode), c-only (Chairman mode)
• It can set the number of speeches, automatic closing, time limited closing, voice controlled speech and other functions
• It can be installed on 19 inch standard cabinet for easy storage and safekeeping
Product name | Confcerence system controllecr |
Model NO. | RC-7400M |
Frequency response | 20Hz-20KHz |
Signal to noise ratio | > 96dba |
Total harmonic distortion | < 0.05% |
Recording interface | USB interface / SD card interface recording playback display screen |
Microphone unit interface | Round head din-8 socket interface X4, RJ45 socket X4 |
Cascade interface | Round head din-8 socket x2, RJ45 socket x2 |
Central control connection port | 232 serial port x1 |
Video switching communication interface | 232 serial port x1 |
Camera control connector | s terminal 5p terminal |
Computer Interface | USB interface x1 |
Network routing interface | RJ45x1 |
Video switching interface | RCA (Lotus socket) 6×2 |
Audio input | RCA (Lotus socket) x2 6.3mm socket X1 (alarm audio) |
Audio output | RCA (Lotus socket) x2 6.3mm socket X1 3P Phoenix plug x1 |
XLR | XLR socket |
Host power supply | AC110v-220v / 50Hz |
External dimension (L × W × H) | 483 × 323 × 90mm |
Color | Black wire drawing / Gray sand blasting |
Installation method | 19 inch standard cabinet |