The C1-08-411 from Pulsar Microwave is a Directional Coupler with Frequency 5 MHz to 1 GHz, Coupling 10 dB, Coupling Variation ±0.5 dB, Amplitude Flatness 0.5 dB, Directivity 23 dB. Tags: Module with Connectors. More details for C1-08-411 can be seen below.