A trigger pulse delay and assignation apparatus

using an appropriative and controllable delay line chip

has been developed for SSRF storage ring injection system.With the input being one light pulse

and the outputs being 4 electric pulses

the delay is independent and adjustable

and the rise time is short and jitter is low.The delay is 0.25-ns steps

with an adjustable range of up to 64 ns.In addition to the function of pulse delay

the apparatus also has the interlock function and LCD display.It can be operated on keyboard

and can be controlled remotely through its serial port.