- General Information
- Manufacturer
- Shure, Inc
 - Manufacturer Website Address
- http://www.shure.com
 - Brand Name
- Shure
 - Product Type
- RF Combiner
 
Shure PA821B Antenna Combiners are complementary accessories for Shure PSM® Personal Stereo Monitor systems. When multiple systems are required for monitoring applications, the PA821B combiners quietly and efficiently optimize RF management for up to eight PSM transmitters when racked in a central location, while also reducing rack clutter. (Directly replaces PA821A).
Features
 
- Combines up to eight PSM® transmitters to a single antenna set
- Improved intermodulation artifacts for cleaner RF environment
- Reduces rack clutter
- Wideband operation (470-865 MHz or 865-960 MHz)
- Daisy-chain up to 2 combiners with the expansion port
- LED indications of signal presence, signal overload
- Improved fan design significantly improves thermal efficiency and ambient noise
- Optional modification to enable combining of microphone receiver antennas (contact Shure Service Department for more details)
- Provides +15V bias on RF inputs to power antennas
- Requires modification of unit by qualified service technician
- Technical Information
- Minimum Frequency
- 470 MHz
 - Maximum Frequency
- 865 MHz
 
- Interfaces/Ports
- BNC In
- Yes
 - BNC Out
- Yes
 - Number of BNC Inputs
- 8
 - Number of BNC Outputs
- 2
 
- Power Description
- Input Voltage
- 120 V AC
 - 230 V AC
 
- Miscellaneous
- Package Contents
- PA821B Eight-Port PSM Antenna Combiner, 470-865 MHz
- IEC Power Cord
- 4 x 2 ft. DC Power Output Cables
- 4 x 22 in. Coaxial Cables, BNC Terminated
- 1 x 11 in. Coaxial Cable, BNC Terminated
 
 - Country of Origin
- Mexico
 - Environmentally Friendly
- Yes
 - Environmental Compliance
- Waste Electrical and Electronic Equipment Directive (WEEE)
 
 
                 
                                 
                                 
                                 
                                