MECA expands its family of dc blocks with its outer and inner/outer models covering wireless band applications from 0.400 GHz to 3.000 GHz. Available in N, SMA, BNC and TNC configurations with RF power ratings to 100 W and breakdown voltages to 200 V, these devices are suitable for eliminating dc voltages or surges to towertop amplifiers and sensitive lab equipment. The devices can also support peak powers from 200 W to 1000 W. Other specifications include an insertion loss of 0.3 dB to 0.75 dB and maximum VSWRs of 1.40:1.