Widget to show current activity in the HF bands, solar image, solar flux, sunspot number.
HRDLOG.net is the online logbook free for all Amateur Radio Operators.</div> <div jsname="WJz9Hc" style="display:none">小工具显示在HF频段,太阳图像,太阳通量,太阳黑子数当前活动。
HRDLOG.net是免费提供给所有业余无线电操作员的在线日志。</div> <div class="show-more-end">