用于分离 视频信号和音频信号的 例如把音频信号拦下，让视频信号通过，或者让视频信号拦下，让音频信号通过
... detecting action 检波作用 detecting valve 检波管 detecting power 探察能力 ...
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... detecting material || 探测物质 detecting tube || 检波管 detection || 探伤，检验，检查，发觉，探测，查明，检波，检出，检测 ...
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... detecting valve 检波管 detector valve 检波管 diaphragm valve 膜板阀, 隔膜阀; 针阀, 给水调整阀 ...
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三极检波管 audion
视频检波管 video detective tube
调频检波管 frequency modulation detector tube ; FM detector tube
二极管检波器 [电子] diode detector ; detector diode ; Fleming valve ; diode detector,diode detector
真空管检波器 valve detector ; vacuum tube detector ; tube detector
检波二极管 [电子] detector diode ; diode used for detection ; wave detecting diode
二极管检波 diode detection ; diode detection,diode detection
电子管检波器 [电子] transrectifier ; [电子] valve detector ; thermionic detector
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在晶体管(transistor)发明以前，三极检波管是所有收音机、电话、电视机和计算机系统的基本组件。
The Audion became the key component of all radio, telephone, radar, television, and computer systems before the invention of the transistor.
对静态位移的测量，二极管检波或乘法检波后分别得到的是一含多频或单频交流成分的脉动直流信号，而乘除法检波后信号不含交流成分。
The DC signals after demodulation still contain AC component of one or several frequencies respectively for multiplication or diode methods, but no AC component for multiplication-Division one.
设备采用了普通的漂移晶体管和微波晶体检波器。
In this circuits microwave crystal detectors is adopted for the sampling gate.
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