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SuperPlex®
Antenna sharing without compromise
 
Deliver more transmit power to your antenna and higher sensitivity to your customer's handset signals - all with the zoning-friendly convenience of one less antenna
Designed for fast, cost-effective deployment, STI's SuperPlex® line of multiplexing solutions reduce the need for additional antennas and coaxial cable feed lines, while providing superior functionality in both the 850 MHz cellular band and the 1900 MHz PCS band. These products provide very low transmit and receive insertion loss while providing excellent cross-band isolation.

Enhanced transmit filtering for all infrastructures
STI transmit filtering solutions prevent noise emissions problems at Nextel 900 receive. For cellular B-band wireless operators with excess emitted noise at 896 MHz, use of STI transmit filters alleviates all noise issues. Low-loss filter design combined with high-rejection ensures optimal network performance without any noise problems. Choose from STI's stand-alone transmit filter, TXF850B, with >72dB of rejection at 896 MHz, or STI's newest filter, the ETR-Duplexer for Enhanced Transmit Rejection. STI transmit filters are designed to work with any infrastructure, CDMA, GSM, TDMA, or AMPS front-end power amps and OEM duplexers.
Transmit Filter Key Benefits:
Sharp rejection at 896 MHz - eliminate all emitted noise problems
Class-leading low insertion loss
•  Convenient installation options
•  Ultra-low passband insertion losses (0.3dB typical)
•  High power, up to 10kW
•  Optimal cross-band isolation & rejection (90dB typical)
•  Reduces number of antennas and coax cable runs
•  Different solutions to fit all networks
Product Datasheet:
» ETR Duplexer 850 B-Band
» Transmit Filter 850
» SuperPlex® 1-1900
» HighQ Duplexer 850
» HighQ Duplexer 850 HP
 
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