Microwave systems of 476MHz and 2856MHz were set up at the high brillianceinjector for wideband Shanghai Free Electron Laser Facility (SFEL). The twomicrowave systems have coherent phases and feed the microwave power to RF usgrid-controled electron gun

subharmonic buncher and fundamental buncher etc

respectively. The working principles

technical specifications and the results of theinstallation and tests of the two systems were presented.