为业余无线电复活图文电视
本文探讨了业余无线电爱好者如何重新激活和利用Teletext（图文电视）技术，通过火腿电台进行数字通信。Teletext曾是模拟电视时代的信息传输系统，如今被改装用于业余无线电频段，提供低成本、低带宽的数据传输方式，让复古技术在现代通信场景中焕发新生。
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