The Shure UA874 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.
- Low-noise signal amplifier compensates for insertion loss in coaxial cable
- Compatible with Shure wireless receivers and antenna distribution systems that provide 10–15 V DC bias
- Integrated threaded adapter mounts easily to microphone stands
- Four-position gain selector switch
- Onboard RF overload LED indicator
- Shure quality, ruggedness, and reliability
Will the Shure UA874 or UA870 antenna work if DC power is not supplied?
An unpowered UA874 (or UA870) antenna is essentially an inoperative device. The UA874 Log...
What is the difference between UHF and VHF frequencies?
Frequency Bands for Wireless Microphone Systems Every wireless microphone system transmits...
Troubleshoot wireless mic dropouts
Dropouts in wireless mics can be caused by many things, including antenna placement, bad anten...
What is "Squelch" on a wireless receiver?
Blog Posting about Squelch An circuit that is important to proper receiver behavior is ca...
Locking and Unlocking transmitters and receivers
BLX SERIES Transmitter (Power & Frequency) Lock or Unlock: With transmitter ON, hold do...
Five Mistakes to Avoid When Using Wireless
While wireless systems have freed performers from the bonds of cords and cables, they've u...
Get Live Support
Instructional articles, guides, demos and more! Our experts offer industry-proven tips and tricks to help you get the most from your gear.
Service & Repair
Detailed policy information regarding customer service numbers, service modifications, and replacement parts.