The AT-DC-29M29M from AT Microwave is a DC Block with Frequency 50 kHz to 40 GHz, Insertion Loss 1 to 2.2 dB, Breakdown Voltage 16 V, Power Rating 1 W, VSWR 1.20:1, 1.30:1. Tags: Module with Connectors. More details for AT-DC-29M29M can be seen below.