信号报告RST

<p ><span >信号报告</span><span >RST</span><span >是业余电台联络中互相报告信号情况的一种形式,它由信号可辩识度</span><span >Readability,</span><span >信号强度</span><span >Signal,&nbsp;</span><span >音调</span><span >Tone</span><span >三部分组分。</span></p><p ><span >信号辩识度是解调接收到的信号质量,分为</span><span >5</span><span >个等级;信号强度是指接收的无线电场强,分为</span><span >9</span><span >个等级;音调是指接收机输出的音质情况,它是电报独有的特点。</span></p><p ><span >使用话务(</span><span >AM</span><span >、</span><span >SSB</span><span >、</span><span >FM)</span><span >方式通信时,报告可辩度</span><span >R</span><span >和强度</span><span >S</span><span >两部分,如:RS 59。使用等幅电报(</span><span >CW</span><span >)、(</span><span >RTTY</span><span >)方式通信时还需加上音调</span><span >T</span><span >,如:RST 599。</span></p>
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