早期的一些业余无线电家,为了使自己越洋跨海的每一次通联获得世人的承认,采用了互寄明信片的形式,以资证明相互通联的内容,这些明信片就是今天QSL卡片的雏形。随着无线电技术的迅速发展,业余无线电爱好者队伍也在不断壮大,众多的HAM把获得不同国家和地区的QSL卡 Some early amateur radios, in order to make their cross-ocean cross-ocean access to the world’s recognition, the use of postcards sent in the form of mutual proof of content, these postcards are the prototype of today’s QSL cards. With the rapid development of radio technology, amateur radio enthusiasts team is also growing, many HAM access to different countries and regions, QSL card