声表面波(SAW)器件具有许多独特的优点,自六十年代中期问世以来,不仅成为先进军事电子设备不可缺少的关键器件,而且也成为高中档民用电子设备的重要器件.本文着重介绍SAW器件在广播电视接收机、电视发射机、调频广播接收机等民用电子设备中的应用,并对民用SAW器件及其在应用中的有关问题作了简要的论述. SAW devices have many unique advantages and have not only become indispensable key devices of advanced military electronic devices since the advent of the mid-1960s, but also become important devices for high-profile civil electronic devices.This article focuses on SAW devices In the broadcast television receivers, TV transmitters, FM radio receivers and other civilian electronic devices in the application, and civil SAW devices and their applications in a brief discussion of the issues.