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  • LH-900M
  • LH-900M

LH-900M

Wireless Digital Conference System Host

Wireless Digital Conference System Host

Specifications
  • Carrier frequency band: UHF600-640MHz
  • Modulation mode: FM
  • Sensitivity: When the offset is equal to 25 kHz and the input is 6 dBv, S/N is greater than 60 dB
  • Oscillation mode: PLL
  • Frequency band width: 30MHz
  • Frequency response: 45Hz-18kHz(±1dB)
  • Maximum deviation: ±45kHz
  • Signal-to-noise ratio: ≥105dB
  • Total harmonic distortion: <0.7%@1kHz
  • Connection interface : BNC antenna, RS485/RS232 serial port, USB control port
  • Output socket: XLR parallel type or 6.3 non parallel type
  • Power supply: AC110V~220V
  • Dimension: 90×483×323mm
Features

►A 4.3-inch full view HD IPS color touch screen is equipped in the host computer.

►The host has the function of video tracking, with EVI-D70, YAAN, PELCO-D, PELCO-P, and BRC-Z330 protocols supported. When the number of connected cameras exceeds 2, the camera cascade function or central control system is required.

►Each system can allow 1 chairman unit and 126 units to be used simultaneously. In each system, at most one chairman unit and three representative units can speak simultaneously.

► In the host system, the First-in, First-out mode, Last-in, First-out mode and restricted mode are equipped; At the same time, the number of speakers can be set to 1-4.

►The automatic tracking mode of the camera (tracking the person who turned on the button last) and the discussion mode (tracking the person who spoke last) are equipped. ►The time limit for speaking, the number of speakers, the volume, the system capacity, the ID number and address of the modifiable unit, and the channel of the host can be set accordingly.

►The control of the host unit can be set by clicking on the touch screen or logging into a webpage.

►The RS232 port of the serial port is equipped in the system, allowing the central control system to control the microphone switch of the conference host. Accordingly, in the conference host, the central control code can be queried.

►The full functionality including check-in, voting, and voting is supported by installing the dedicated voting software on the PC side.

►In the host, the functions of turning off all microphone units with one click and chairman unit priority are supported.

►The effective wireless working distance between the host and the unit can reach 60 meters (without obstacles). The receiving distance is amplified by increasing the antenna system to enhance the signal, thereby expanding the receiving distance.

Data Download
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