图书介绍

Propagation of Radio WavesPDF|Epub|txt|kindle电子书版本网盘下载

Propagation of Radio Waves
  • 出版社: Asia Publishing House
  • ISBN:
  • 出版时间:1963
  • 标注页数:115页
  • 文件大小:17MB
  • 文件页数:123页
  • 主题词:

PDF下载


点此进入-本书在线PDF格式电子书下载【推荐-云解压-方便快捷】直接下载PDF格式图书。移动端-PC端通用
种子下载[BT下载速度快]温馨提示:(请使用BT下载软件FDM进行下载)软件下载地址页直链下载[便捷但速度慢]  [在线试读本书]   [在线获取解压码]

下载说明

Propagation of Radio WavesPDF格式电子书版下载

下载的文件为RAR压缩包。需要使用解压软件进行解压得到PDF格式图书。

建议使用BT下载工具Free Download Manager进行下载,简称FDM(免费,没有广告,支持多平台)。本站资源全部打包为BT种子。所以需要使用专业的BT下载软件进行下载。如BitComet qBittorrent uTorrent等BT下载工具。迅雷目前由于本站不是热门资源。不推荐使用!后期资源热门了。安装了迅雷也可以迅雷进行下载!

(文件页数 要大于 标注页数,上中下等多册电子书除外)

注意:本站所有压缩包均有解压码: 点击下载压缩包解压工具

图书目录

CHAPTER ONE Basic Considerations in Radio Wave Propagation1

1.Introduction1

2.Propagation characteristics of radio waves in different frequency ranges3

CHAPTER TWO Surface Wave Propagation8

1.Introduction8

2.Surface wave field intensity due to an elemental vertical dipole antenna9

3.Wave tilt of the surface wave15

4.Effects of Earth's curvature17

CHAPTER THREE Space Wave Propagation19

1.Introduction19

2.Ground reflection coefficient19

3.Effects of ground reflection22

4.Effects of tropospheric refraction and absorption25

5.Duct propagation30

6.Effects of earth's curvature32

CHAPTER FOUR Sky Wave Propagation36

1.Introduction36

2.Propagation of radio waves in an ionized atmosphere(in absence of magnetic field)37

3.Effects of earth's magnetic field42

4.Maximum usable frequency and skip distance51

5.Calculation of M.U.F52

6.Propagation of long waves60

7.Sky-wave absorption61

8.Lowest usable frequency63

9.Ionospheric cross-modulation64

CHAPTER FIVE The Ionosphere67

1.Introduction67

2.Chapman theory of layer formation68

3.Structure and properties of different ionized regions72

4.Tides and winds in the upper atmosphere78

5.Ionospheric abnormalities79

6.Ionospheric measurements83

7.Ionospheric predictions90

CHAPTER SIX Scatter Propagation96

1.Introduction96

2.Ionospheric scatter propagation97

3.Tropospheric scatter propagation100

4.Scattering from atmospheric precipitations101

5.Long distance propagation of V.H.F.and U.H.E.signals through artificial satellites104

Appendixes107

Ⅰ.Appleton-Hartree Magneto-Ionic Formula109

Ⅱ.Some Points for the Design of a Sky-Wave Communication Link112

Index115

热门推荐