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关注:1
2013-05-23 12:21
求翻译:In a receiver, it is usually advantageous to convert RF signals to a lower IF at which is it more practical to obtain gain or selectivity. These IF signals are then further converted to AF and amplified further so they can be used to drive headphones or speakers.是什么意思?![]() ![]() In a receiver, it is usually advantageous to convert RF signals to a lower IF at which is it more practical to obtain gain or selectivity. These IF signals are then further converted to AF and amplified further so they can be used to drive headphones or speakers.
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2013-05-23 12:21:38
正在翻译,请等待...
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2013-05-23 12:23:18
在一个接收器,它通常是有利,射频信号转换为一个较低如果在哪一个是更为实际或有选择性地获取收益。 这些如果信号进一步转换为AF和进一步放大,然后它们可以被用来驱动耳机或扬声器。
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2013-05-23 12:24:58
在接收器,转换RF信号成更低,如果在通常是有利的哪些是它更加实用获得获取或选择性。 这些,如果信号然后更加进一步被转换成AF和进一步被放大,因此他们可以用于驾驶耳机或报告人。
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2013-05-23 12:26:38
正在翻译,请等待...
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2013-05-23 12:28:18
正在翻译,请等待...
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