AM amplitude modulation 调幅 3.20dB有限噪声灵敏度(20dB S/N SENS):符合信噪比20dB的情况下,收音机输入端需要的微弱电平,就是在测试中S/N 等于20dB时,这时信号...
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... ADPCM Adaptive DPCM 自适应差分脉(冲编)码 AM Amplitude Modulation 振幅调制(调幅) AMI Alternate Mark Inverse 传号交替反转 ...
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Amplitude modulation (AM) : The form of modulation.
调幅：调制的一种形式。
The passive interference in receiving station of amplitude modulation (AM) broadcasting from UHVAC transmission lines is mainly caused by towers.
特高压输电线路对调幅广播台站的无源干扰主要是由垂直杆塔引起的。
In frequently used methods, sine wave is used as carrier with amplitude modulation (am), frequency modulation (FM) and phase modulation (PM) implied.
常用的调制方式使用正弦波作为载波并对其进行幅度调制(AM)和角度调制即调频(FM)或调相(PM)。
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