714MHz卫星电视接收系统中简易混频组件的研制

the SIMPLE CONVERTER COMBINATORY UNIT DEVELOPMENT in a 714 MHz SATELLITE TELEVISION RECEIVING SYSTEM

摘要:

本文分析了一般的混频原理和讨论了分米波混频器的特点,提出了用已经大量生产的高频调谐器改制成用于714兆卫星电视接收系统中的混频组件的方法。对获得的实验结果进行了讨论。实验表明,方案切实可行,混频组件具有性能稳定可靠,价格低廉,便于普及等优点。

Abstract:

One of the key factors of satellite television receiving technology is to develop a combinatory Unit of converter, which can operate can operate stably, reliably and also can be produced economically.This paper first reviewed the general principle of freq