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  • UHF wireless conference system-Wireless conference unit RX-D2804.jpg

UHF wireless conference system-Wireless conference unit RX-D2804


Advanced automatic frequency technology. If the frequency of transmitter and receiver are mess, you can press conference unit to search the frequency of transmitter and adjust the frequency same as transmitter’s

Номер продукта:RX-D2804

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  • Описание
  • Технические характеристики
  • Подключение
  • Ø Adopt UHF super high frequency range; Less interference than traditional VHF and more reliable.

    Ø DPLL synthesis of digital phase locked loop multi-channel frequency synthesizer. In 50MHz frequency bandwidth, 250KHz channel apart, it provide 200 channels. Many sets machine can be used simultaneously.

    Ø Advanced automatic frequency technology. If the frequency of transmitter and receiver are mess, you can press conference unit to search the frequency of transmitter and adjust the frequency same as transmitter’s.

    Ø Special receiving sensitivity adjustable function which is used to improve anti-interference capacity or increase receiving distance.

    Ø LCD display screen. Can check working status clearly.

    Ø The range can be 60M in ideal environment.

    Ø Free discussion working mode.

    Ø Using 20pcs wireless conference units in same space and same frequency range; If the frequency is not setup properly, it will causes intermodulation interference.

    Ø Power supplied by lithium battery; The working time can be 48 hours.

    Ø We suggest to choose profession & high efficiency recharging box.

    Ключевое слово:
    • UHF wireless conference system-Wireless conference unit
  • Model

    RX-D2804

    System capacity

    Depends on system controller ≤20 pcs

    Frequency range

    640-690MHz

    Modulation mode

    Wide band FM

    Adjustable range

    50MHz

    Channel quantity

    200

    Channel spacing

    250KHz

    Frequency stability

    Within ±0.005%

    Dynamic range

    100Db

    Frequency swing

    ±45KHz

    Frequency response

    80Hz ~ 18KHz (±3dB)

    Comprehensive SNR

    >105dB

    Comprehensive distortion

    ≤0.5%

    Working temperature

    -10℃--+40℃

    Antenna program

    Built-in helical antenna

    Output power

    High power 30mW; Low power 3mW

    Transmitting distance

    High power: 60M; Low power 50M

    Spurious inhibition

    -60dB

    Power supply

    2400MA/H lithium battery; Can work 48 hours continuously.

    Color

    Grey, Black, silver

    Installation

    Tabletop

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