Inc.The XC2100A-30S with RF Couplers Uni-directional Coupling 31dB 1.805GHz to 2.3GHz 4-Pin CSMD T/R is a surface-mount, 4-Pin Chip Scale Microwave Device (CSMD) module manufactured by Anaren Inc. It is a low-cost, high performance solution for a wide range of applications. This module offers excellent performance with 31dB of gain, |S11 and |S21|<-20dB, coupling between 1.805GHz to 2.3GHz, uni-directional coupling, plus tight pass/stop band response. This model can be used for downlink-to-feed cable applications, amplifier port matching, and 4-way power splitting. It is an excellent part for reducing size, weight, and complexity within a design.