...弱电台的吸收设有75ω的FM天线插口,链接FM专用室外天线,举办FM远阔别吸收(FM DX),也可以链接当地调频有线播送网 (CABLE FM)本机的短波段采取场效应管 (FET) 做前置放大,频率覆盖 3 -28MHz,暗示精度高达1KHz,并应用本机的微处置器,对于所吸收的频率...
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fm co-cable 调频共缆
Globally, we have moved from a culture centered on network television, cable, am and FM radio and telephone into a digital society with mass media, streaming information, intelligent computer.
在全球范围内,我们已经从一个文化中心为网络电视,有线电视,AM和FM收音机,电话的社会进入到以大众媒体,信息流,智能计算机的数字社会。
The principle and working process of a FM serial resonance device was introduced and its application no AC withstand voltage test of high voltage XLPE insulated cable was also discussed.
介绍一种调频串联谐振装置的原理及工作过程,并在高压交联聚乙烯(XLPE)绝缘电缆交流耐压试验中应用。
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