The 1CN3827-30 from Werbel Microwave is a Directional Coupler with Frequency 380 MHz to 2.7 GHz, Coupling 30 dB, Coupling Variation ±1.50 dB, Directivity 20 dB, Average Power 150 W. Tags: Module with Connectors. More details for 1CN3827-30 can be seen below.