学用ＲＴＴＹ（上）汤迎春无线电传（ＲＴＴＹ）的起源要追溯到二次世界大战期间，当时在军事上就开始把电动的打字机用在高频无线电通信上。起先人们试图用简单的开关切换来传送要表达的信息，但效果不佳。经过多次实验，推出了孩移键控一（ｒＳＫ）技术，随着该技术的应... Learning RTTY The origins of the RTY RT trace back to World War II when military typewriters were used by the military for high-frequency radio communications. At first, people try to use a simple switch to send the message to be conveyed, but the effect is not good. After many experiments, launched a shift keying one (rSK) technology, with the technology should be ...