标准摘要
[中文适用范围]： 描述了用户在规划石英晶体滤波器的新应用时应考虑的原则。 [外文原描述]： Draws attention to some of the more fundamental questions which should be considered by the user before placing an order for a crystal filter for a new application.
英文名称Piezoelectric filters - Part 2-1: Guide to the use of piezoelectric filters - Quartz crystal filters