Product Detail
The Shure UA874US is a top - notch active directional antenna that takes your wireless audio to the next level. Its sophisticated log periodic dipole array ensures excellent reception when pointed at the target area. With an integrated amplifier and four selectable gain settings, it effectively compensates for signal losses from the coaxial cable. This antenna is a perfect match for Shure's wireless receivers and antenna distribution systems, bringing rock - solid reliability and outstanding performance to any setup. The versatile mounting system allows it to be easily installed on a microphone stand, suspended from the ceiling, or wall - mounted using the swivel adapter bracket. Whether you're in a professional recording studio or at a large - scale live event, the UA874US is a great choice. Shure's well - known build quality and reliability guarantee a long - lasting and dependable tool for maintaining optimal signal quality. For those who need top - tier wireless performance in live events, broadcasting, or studio recordings, this antenna ensures uninterrupted, high - fidelity signals, making it a must - have for audio professionals. Key features include compatibility with all Shure wireless receivers providing 12 V DC bias, a four - position gain selector switch, a low - noise signal amplifier, an easy - to - mount threaded adapter, and the legendary Shure quality. Specifications cover connector type, impedance, power requirements, RF frequency range, and more. The package includes the antenna, a swivel adapter bracket, and a user manual.
Using the Shure UA874US is a breeze. First, connect it to your Shure wireless receiver or antenna distribution system that provides 12 V DC bias using the BNC female connector. Then, decide on the best location for installation. You can mount it on a microphone stand using the integrated threaded adapter, suspend it from the ceiling, or use the swivel adapter bracket to mount it on the wall. Point the antenna towards the area where you want to receive the signal for optimal reception. Next, select the appropriate gain setting using the four - position gain selector switch according to your signal strength. Keep in mind that the RF overload LED threshold is - 5 dBm, but it won't work for passive gain settings. When it comes to maintenance, keep the antenna in a clean and dry environment. Avoid exposing it to extreme temperatures outside the operating range of - 18°C (0°F) to 63°C (145°F). If you need to store it for a long time, make sure the temperature is between - 29°C (- 20°F) and 74°C (165°F). Check the connections regularly to ensure they are secure, and refer to the user manual for more detailed information if you encounter any issues.
