环载用机械滤波器的研制与设计

Development and design of mechaanical filters for loop carrier equipment

本文介绍一种载频为172～327kHz的环路载波机用的话路机械滤波器。文中着重阐述了这种机械滤波器的设计计算方法,同时给出了实用设计公式。

This paper presents a carrier frequency 172～327kHz voice channelthechanical filter (MF) for loop carrier equipment. Design and calculation method ofthis MF are described and formulas are given simultancously in the paper.