The AMTPA-02001800-4W from Amplitech is a solid state power amplifier that operates from 2 to 18 GHz. It provides an output power of 4 W, gain of more than 29 dB and has a directivity of 35 dB. The amplifier requires a supply voltage of 28 V and consumes up to 1.9 amperes of current. It is available in a module and is ideal for use in radars, mini test instrumentation, electronic warfare and ECM systems.