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今天科普的是電話光端機(jī)。首先來講解什么是電話光端機(jī)？電話光端機(jī)就是把傳統(tǒng)的電話信號(hào)轉(zhuǎn)換成光信號(hào)在光纖上傳輸?shù)脑O(shè)備，它把傳統(tǒng)的電話傳輸線路有所不同，傳統(tǒng)電話信號(hào)是通過電話線傳輸模擬信號(hào)，而光端機(jī)則是同過轉(zhuǎn)換成光信號(hào)再進(jìn)行傳輸，能夠讓電話信號(hào)能夠傳輸?shù)母L…
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2024-5-26 0:35:30[未知IP0801]網(wǎng)友
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2024-5-2 0:06:18[未知IP0801]網(wǎng)友
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