The WH3002A3 / 34-36GHz from Sainty-Tech Communications Limited is a RF & Microwave Circulator with Frequency 34 to 36 GHz, Insertion Loss 1.2 dB, Isolation 16 dB, Operating Temperature -55 to 85 Degree C. Tags: Microstrip Circulator. More details for WH3002A3 / 34-36GHz can be seen below.