The APTW5-17700202-180K08-42-S from AmpliTech is a Low Noise amplifier that operates from 17.7 to 20.2 GHz in the K-band. It provides a gain of 50 dB with a noise figure of below 2 dB and a P1dB of 12 dBm. The amplifier is available in a weatherproof package with a WR-42 waveguide interface at the input and output port. This LNA is ideal for SATCOM, radar systems, test equipment and telemetry applications.