The SDFA077079AA from Sangshin is a RF & Microwave Circulator with Frequency 776 to 793 MHz, Average Power Forward 200 W, Insertion Loss 0.18 to 0.22 dB, Isolation 22 to 26 dB, Return Loss 22 to 26 dB. Tags: Drop-in Circulator. More details for SDFA077079AA can be seen below.