The APT4-18004000-4008-D20 from AmpliTech is a low noise amplifier that operates from 18 to 40 GHz. It provides an output power of more than 8 dBm with a gain of 41 dB and has a noise figure of 3 dB. The amplifier is available in a module with SMA female connectors and is ideal for point-to-point radios, test equipment, military and space applications.