The CS30-10-436/11N from Pulsar Microwave is a Directional Coupler with Frequency 4 to 8 GHz, Coupling 30 dB, Coupling Variation ±1.25 dB, Amplitude Flatness 0.75 dB, Directivity 17 dB. Tags: Module with Connectors. More details for CS30-10-436/11N can be seen below.