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R&S®ADD557SR Direction Finding and Monitoring Antenna - Product Brochure
The R&S®ADD557SR direction finding and monitoring antenna system covers the frequency range from 20 MHz to 6 GHz (direction finding) and 20 MHz to 8.5 GHz (monitoring) with both vertical and horizontal polarization for fixed, mobile and transportable applications. The system contains an omnidirectional monitoring antenna output for both polarizations (switchable).
R&S®ADD557SR Direction Finding and Monitoring Antenna | 测向和监测天线 - Product Brochure
R&S®ADD557SR测向和监测天线系统的频率范围介于20 MHz至6 GHz（测向）和20 MHz至8.5 GHz（监测），并支持垂直和水平极化，适用于固定、移动和可搬移式应用。系统还集成有全向监测天线并支持两种极化方式（可切换）。