The QMC-JFC10-9404 from Quantum Microwave is a Waveguide Circulator with Frequency 92 to 96 GHz, Bandwidth 4 GHz, Power 1.5 W, Isolation 18 to 21 dB, Insertion Loss 0.5 to 0.8 dB. Tags: Ferrite Circulator. More details for QMC-JFC10-9404 can be seen below.