The PT-0020 from Marki Microwave is a Pick off Tee with Frequency DC to 20 GHz, Pick-off Insertion Loss 16 dB, Through-line Loss 2 to 2.5 dB, Input power 1 W, Return Loss 5 to 15 dB. Tags: Module with Connectors. More details for PT-0020 can be seen below.