摘要
本文介绍了卫星广播电视接收机用中心频率140MHz,3dB带宽为20MHz的声表面波滤波器的设计,给出了器件的性能和使用结果。
This paper presents the design of SAW filter operating at 140MHz with 3dB bandwidth of 20MHz used for satellite broadcast television receiver. The device performance parameters and its application results are described in detail.
出处
《压电与声光》
CSCD
北大核心
1992年第6期11-13,共3页
Piezoelectrics & Acoustooptics
