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Shure UA874 Active Directional Antenna


Availability Details

This item is backordered by the manufacturer. Order now and we'll deliver when available. Your account will only be charged when we ship the item.
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Expected availability: February 10 2015
Free Expedited Shipping
You Pay: $313.95
Product Highlights
  • Directs a Cardioid Pattern Toward Target
  • Four-Position Gain Selector Switch
  • Low-Noise Signal Amplifier
  • Makes Up for Coaxial Transmission Loss
  • Integrated Threaded Adapter
  • Mounts Easily to Microphone Stands
  • 470 - 698 MHz

The Shure UA874 Active Directional Antenna uses a log periodic dipole array to offer enhanced reception when directed toward the desired coverage area. An integrated amplifier and four gain settings compensate for varying degrees of coaxial cable signal loss. The UA874 can be mounted on a microphone stand, suspended from the ceiling or mounted to a wall using the integrated swivel adapter bracket.

Compatible with all Shure wireless receivers and antenna distribution systems that provide 12 V DC bias
Four-position gain selector switch
Low-noise signal amplifier that compensates for transmission loss in coaxial cable
Integrated threaded adapter that mounts easily to microphones stands
Connector Type BNC (female)
Impedance 50 ohms
Reception Pattern 70° (3 dB beam width)
Overload Intercept Point >30 dBm
Antenna Gain 7.5 dBi (on axis)
Signal Gain Switchable
Active: +12 dB, +6 dB (±1 dB)
Passive: 0 dB, -6 dB (±1 dB)
RF Overload LED Threshold -5 dBm (RF overload LED does not operate for passive gain settings)
Power Requirements 10 - 15 V DC bias from coaxial connection (75 mA)
Operating Temperature Range 0 to 145°F (-18 to 63°C)
Storage Temperature Range -20 to 165°F (-29 to 74°C)
Dimensions (WxHxD) 14.1 x 12.4 x 1.4" (359 x 316 x 36 mm)
Weight 11.2 oz (317 g)
Shure UA874 Active Directional Antenna
  • 2-Year Limited Warranty
  • Antenna Cables

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    Put your antennas right where you need them with Antenna Cables.

    Shure -  BNC Antenna Cable
    • You Pay: $20.49

    Additional Hardware

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    Additional hardware extends the flexibility of your system.

    Shure -  UA845SWB Wideband UHF Antenna Distribution System
    • You Pay: $784.95


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    Mount your device with the appropriate hardware.

    On-Stage -  TM03 Table Top Mounted C Clamp
    • You Pay: $7.95

    Stands & Support

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    Mount your equipment on a stand.

    Atlas Sound -  MS-10CE - Microphone Stand
    • You Pay: $37.99

    Cases & Protection

    Carry, store and protect all your equipment in a bag or case.

    Shure -  WA874ZP Zippered Pouch for UA874 and PA805 Directional Antennas
    • You Pay: $29.00

    Gaffer Tape

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    Gaffer Tape is essential for securing and managing cables safely.

    ProTapes -  Gaffer Cloth Tape - Matte Black (2.0" x 30 yds)
    • You Pay: $14.49
    View all Accessories
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