The front-end electronics of fast luminosity monitor system for BEPCⅡ(Beijing Electron-Positron Col-lider
Phase Ⅱ) was designed
constructed and tested.It mainly includes a large dynamic range high speed pre-amplifier
programmable high speed discriminators
anti-coincidence circuit
signal shaping and transferring.The test results show that the front-end electronics satisfies the requirements of 4 ns bunch-by-bunch fast luminosity mon-itor system for BEPCⅡ.