标准号:IS 9728-1981
发布日期:1981/1/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围: This standard specifies phase offset method for the measurement of motional capacitance of quartz crystal units from 1 to 125 MHz. A total error of measurement of the order of 5 percent is possible by the use of this method.