Application Notes

使用 R&S®FSH3-TV 在 75 欧姆系统中进行故障点距离 (DTF) 测量

在安装和维修有线电视系统时,测量电缆特性是十分重要的。 电缆挤压或连接不良会在很大程度上影响有线电视系统的特性。 本文档描述了如何在 75 欧姆系统中进行测量, 还讨论了有关故障点距离测量、测试设置、校准及测量的基本知识。

Name
Type
Version
Date
Size
Distance-To-Fault (DTF) Measurement in 75 Ohm Systems with the R&S®FSH3-TV | 7BM60

Measuring cable characteristics is important when it comes to installing and servicing cable TV systems. Cable pinches or poor connections considerably influence the characteristics of cable TV systems. This document shows how the measurement is carried out in a 75 Ohm system. The basics of distance-to-fault measurements, the test setup, calibration and measurement are discussed.

Type
应用指南
Version
0E
Date
Sep 21, 2006
Size
543 kB