Shure UA221 — Passive Antenna Splitter and Combiner Kit
UA221 Overview
The Shure UA221 is a passive antenna splitter and combiner engineered for professional wireless microphone and in-ear monitor deployments. It provides the flexibility to split a single incoming RF signal into two outgoing signals, or to combine two incoming signals into a single output, making it a versatile component in complex antenna distribution systems. Each kit ships with two UA221 units, four coaxial cables, and all necessary attaching hardware, providing a complete solution out of the box. The UA221 is well suited for audio engineers, system integrators, touring companies, and houses of worship managing multi-receiver wireless setups.
Its passive design requires no external power, simplifying installation and reducing points of failure in rack-mounted or portable RF distribution configurations.
Key Features
- Passive Signal Splitting — Splits one incoming RF antenna signal into two discrete outgoing signals with no active components required
- Signal Combining — Operates in reverse to combine two incoming RF signals into a single output, offering bidirectional utility
- Complete Kit — Includes two UA221 Splitter/Combiner units, four coaxial cables, and attaching hardware for immediate deployment
- No External Power Required — Fully passive operation eliminates the need for power supplies or additional cabling infrastructure
- Versatile Integration — Compatible with Shure wireless systems for use in antenna distribution and RF management applications
- Compact Form Factor — Designed for straightforward mounting and integration into existing rack or portable wireless setups
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