Mini-Circuits’ ZBT-K44-FT+ is an ultra-wideband coaxial bias-tee covering frequencies from 10 MHz to 40 GHz with low insertion loss, excellent return loss, and high DC to RF isolation over its entire frequency range. This model is capable of handling up to +30 dBm (1W) RF input power and DC input current up to 250mA, and is ideal for applications such as biasing amplifiers, laser diodes, active antennas and more.