ukraa.com
网站标题：	UK Radio Astronomy Association (UKRAA) - *
网站简介：	UK Radio Astronomy Association (UKRAA) trading arm of the Radio Astronomy Group of the British Astronomical Association to handle the development and * of radio astronomy equipment.
关键字：	VLF  SID  ionosphere  hydrogen  line  BAA  magnetometer  controller  astronomy  radio  flare  solar  data  logger  geophysics  BAA  RAG  Starbase  Staribus  Protocol  book

 

ionosphere.cn
网站标题：	Ionosphere and Space Weather
网站简介：	ionosphere and space weather,GIM,analysis,center, STAR Labs
关键字：	global  model  ionosphere  BUAA  IGS  GIM  TEC  ionosphere  space  weather  STAR  Labs

 

voacap.com
网站标题：	VOACAP Quick Guide: HF Propagation Prediction and Ionospheric Communications Analysis
网站简介：	This site is dedicated to VOACAP (Voice of America Coverage Analysis Program for HF Propagation Prediction and Ionospheric Communications Analysis), an improved and corrected version of IONCAP.
关键字：	VOACAP  High  Frequency  HF  HF  propagation  VOAAREA  ionosphere  radio  communications

 

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