complete transistor frequency modulation transmitter 全固态FM发射机
pulse modulation transmitter 脉冲调制发射机
phase-modulation transmitter [电讯] 调相发射机
digital modulation transmitter 数字调频发射机
frequency modulation transmitter [电讯] 调频发射机
pulsewidth modulation transmitter 脉宽调制发射机
microwave frequency modulation transmitter 微波调频发射机
The remote control device crystal frequency stabilization using pulse amplitude modulation transmitter, A simpler circuit, high frequency stability, launched 28MHZ are continuous carrier amplitude.
该遥控装置采用晶体稳频脉冲调幅发射机，电路较简单，频率稳定度高，发射的是间断的28MHZ等幅载波。
Here we analyzed the quality property, modulation manner and identification of various kind of transmitter with several practical application cases.
分析各类光发射机的鉴别、调制方式和质量指标特性，并举出实际应用事例。
Selection of active outdoor infrared detectors, active infrared transmitter sent a bouquet of the infrared beam by the modulation, into the infrared receiver to form a cordon.
室外选用主动式红外探测器，主动红外发射器发出一束经调制的红外光束，投向红外接收器，形成一条警戒线。
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