The Shure UA221 Antenna Splitter/Combiner Kit includes two adapters that can be used as one-input, two-output or two-input, one-output passive antenna splitter/combiners for UC4, SLX4, ULXS4, ULXP4, QLXD4, U4S, U4D, UR4S, UR4D, ULXD4, ULXD4D, and ULXD4Q.
The UA221 Kit lets you split an incoming signal into two outgoing signals or combine two incoming signals into one signal. Each kit includes two UA221 Splitter/Combiners, four coaxial cables, and attaching hardware.
The UA221 Splitter/Combiners are designed for use with Shure Model UA8 1/2 wave omnidirectional receiver antenna, UA400 1/4 wave UHF antennas, UA820 1/2 wave antennas (discontinued), and UA802/UA825/UA850/UA8100 50 ohm low loss antenna cable.
Antenna distribution for 2 SLX wireless receivers
Rack the two SLX receivers side by side and passively combine the antennas, using the UA221. W...
Combining Multiple UA874 Antennas
It is possible to connect multiple antennae to a single receiver or distribution amplifier.&nb...
Which leg of UA221 passes DC voltage?
One side of the UA221 splitter is marked with a Shure logo, arrows, "ANT", "R1&...
UA221 Modification for DC bias and antenna combining
UA221 conversion to UA220 DC blocking Capacitor removal In certain applications it may b...
Antenna Distribution - 4 rooms, 8 antennas
For multiple room coverage, use passive combiners. Since they do not require power and are typ...
What is the difference between UHF and VHF frequencies?
Frequency Bands for Wireless Microphone Systems Every wireless microphone system transmits...
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.