DA-90 Wideband Directional Antenna
DA-90 Wideband Directional Antenna

DA-90Wideband Directional Antenna

CHIAYO's DA-90 Broadband Directional Log-Periodic Antenna is engineered for high-standard wireless audio transmission. Covering a wide frequency range of UHF 470 – 1000 MHz, it offers exceptional directional reception capabilities and features a built-in high-performance UHF booster. Regardless of the demanding audio environment, the DA-90 significantly enhances signal quality to ensure clear, stable, and reliable transmission every time.
  • Key Features & Specifications

    • Exceptional Performance: Precision Directionality Against Distance & Interference The professional broadband log-periodic design effectively suppresses environmental interference while boosting signal reception in the primary direction. Its dual-mode connector design offers flexible configuration for various setups:

      • IN/OUT (Pass-Thru) Mode: Delivers 5–7 dBi antenna gain, providing pure, highly efficient passive transceiving—ideal for standard medium-to-long-distance applications.

      • ACTIVE IN (Booster) Mode: Features a built-in 8–12 dB high-efficiency booster designed for long-range transmission and high-interference environments. It effectively compensates for signal loss caused by long cable runs, minimizing the risk of dropouts.

    Convenient Design: Military-Grade Connectors & Full Compatibility

    Equipped with high-specification TNC female connectors, the DA-90 ensures seamless, secure connectivity and complete compatibility with major professional wireless microphone receivers on the market for instant plug-and-play operation.

     

    Versatile Applications: Meeting Professional Needs Across All Scenarios

    From small indoor conferences to large outdoor events, the DA-90 provides robust signal stability for your wireless system. Whether used in live performances, concerts, corporate meetings, educational training, or broadcast recording studios, it fully unleashes your equipment's potential to deliver pristine audio performance.

Model DA-90
Frequency range UHF 470 – 1000 MHz
Impedance 50 Ω
Gain 5~7 dBi / Booster 8–12 dB Gain
Connector TNC female*2 (IN/OUT for receiver & transmitter, ACTIVE IN for receiver)
Power supply ACTIVE IN connector requires a DC 8–15 V bias power supply.
Dimensions (mm) 288 x 270 x 30
Weight (g) 222

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