| 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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