通话免费，覆盖全球，直通月球！无线电玩到尽头有多强？【柴知道】

Friends, have you heard of ham radio? Ham radio players are not amateurs. With simple radio stations and antennas, they can send signals across the North Pole to the United States, communicate with the International Space Station from their doorsteps, and even send signals directly to the moon. After the Wenchuan earthquake, it was ham radio players who organized an emergency communication network in the first place. In this video, we invited an ham radio player to see how they tinker with radio and how they play new tricks that you can't imagine~ Real-time updates. Subscribe!▶https://goo.gl/81zX4o 【Is Super Quality music an IQ tax?】   • 无损音乐是不是智商税？音乐app上的是真·无损吗？Is Super Quality ...   【Why do EV brakes always fail?】   • 8年246起“刹车失灵”，全是司机的锅？为什么电车总是刹车失灵？【柴知道】   【Are optical shops really making huge profits?】   • 眼镜店真的暴利吗？配眼镜时有哪些坑？【柴知道】   【10 minutes to help you thoroughly understand hybrid electric technology!】   • 缝合怪还是割韭菜？10分钟带你彻底搞懂混动技术！10 minutes to help...   【Full analysis of video quality】   • 视频网站的“蓝光”是怎么骗你的？——视频画质全解析【柴知道】How did the ...   💡柴知道科普系列▶https://is.gd/g1ckYP 📘柴知道读书系列▶https://is.gd/kxgLND ============= Let's play together in the ocean of knowledge~ #柴知道 #ChaiKnows #hamradio