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  • UR-4D 主图.jpg
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编号 :

UR-4D

UR-4D UHF True Diversity Dual Channel Wireless Microphone

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Professional secondary frequency conversion and multi-stage RF filtering technology, multiple sets of which do not interfere with each other

Product number:UR-4D

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  • Description
  • Parameters
  • Certificate
  • Real diversity reception, using dual antennas and dual receiving lines
    Professional secondary frequency conversion and multi-stage RF filtering technology, multiple sets of which do not interfere with each other
    Double squelch of voice code and RF strength to eliminate interference
    Transmitter lock mode to avoid wrong shutdown Reception distance is about 120-150 meters
    Frequency range: 640-690MHz
    Modulation mode: broadband FM
    Adjustable range: 50MHz
    Number of channels: 200
    Channel interval: 250KHz
    Frequency stability: within ± 0.005%
    Dynamic range: 100dB
    Maximum frequency offset: ± 45KHz
    Audio response: 80Hz-18KHz (± 3dB)
    Comprehensive signal-to-noise ratio:>105dB
    Comprehensive distortion: ≤ 0.5%
    Operating temperature: - 10 ° C -+40 ° C
    Receiver index:
    Receiver mode: secondary frequency conversion superheterodyne
    IF frequency: first IF: 110MHz, second IF: 10.7MHz
    Wireless interface: BNC/50 Ω
    Sensitivity: 12 dB μ V (80dBS/N)
    Sensitivity adjustment range: 12-32 dB μ V
    Stray suppression: ≥ 75dB
    Maximum output level:+10 dBV

    Keywords:
    • UHF True Diversity Dual Channel Wireless Microphone

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