Bl0306 is a cake of used for creation numeral response of cmos integrated circuit, it importation imitate signal conversion become numeral signal combine record after circumscribe save machine win, through 1 delaying time again read from savingly the machine numeral signal combine conversion become imitate signal, make use of the bl0306 can acquire ratio the bbd effect better and low noise, low lose true delay signal.Because of a-d, d-a conversion mold piece adoption adm(from orientation increase quantity to make) electric circuit, past bl0306 for a low cost numeral postpone hour system.(bl0306 and m50195 p and permit)