The SSPAM0200400P61P from Haoyi Technologies.The power amplifier adopts GaN MMIC technology, integrates DC/DC power management system,  adopts high-efficiency synthesis network integration, and the internal module is fully hermetically sealed. In the range of 2~4GHz frequency band, the pulse output power is greater than 60dBm,and the harmonic surpression is more than 10dBc. The module has the characteristics of high synthesis efficiency and typical PAE is about 30% .High power Isolaotor were built in for full reflection protection, good reliability and easy to use.