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FXO FXS\u7684\u7ec4\u6210\u90e8\u5206<\/p>\n
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FXS\u7535\u8def\u5305\u62ec\u4e24\u90e8\u5206: CODEC\u4e0eSLIC\uff08\u7528\u6237\u7ebf\u8def\u63a5\u53e3\u7535\u8def\uff09 CODEC\u7531ADC\u4e0eDAC\u6784\u6210\u3002ADC\u5c06\u6765\u81ea\u6a21\u62df\u7535\u8bdd\u7684\u6a21\u62df\u4fe1\u53f7\u8f6c\u6362\u4e3a\u53ef\u901a\u8fc7VP\u7f51\u7edc\u4f20\u8f93\u7684\u6570\u5b57\u4fe1\u53f7\u3002DAC\u5c06\u6570\u5b57\u4fe1\u53f7\u8f6c\u6362\u4e3a\u6a21\u62df\u7535\u5e73\uff0c\u4ee5\u9a71\u52a8\u6a21\u62df\u7535\u8bdd\u3002\u4e3a\u4e86\u5b9e\u73b04kHz\u7684\u97f3\u9891\u5e26\u5bbd\uff0cadc\u4e0ec\u7684\u91c7\u6837\u901f\u7387\u901a\u5e38\u7ea6\u4e3a8 HZ SLIC\u5668\u4ef6\u6a21\u62dfPSTN\u7535\u538b\u7535\u5e73\u3002\u5b83\u5fc5\u987b\u68c0\u6d4b\u7535\u8bdd\u6302\u673a\u8fd8\u662f\u6458\u673a\uff0c\u5e76\u751f\u6210\u9ad8\u8fbe120V\u7684\u632f\u94c3\u7535\u538b\u3002<\/p>\n
FXS\u7535\u8def\u5305\u62ec CODEC\u4e0e\u6570\u636e\u5b58\u53d6\u88c5\u7f6e\uff08DAA\uff09\u3002 CODEC\u4e0eFXS\u7684\u529f\u80fd\u76f8\u540c\uff0c\u5c06\u6a21\u62df\u8bed\u97f3\u8f6c\u6362\u4e3a\u6570\u5b57\u4fe1\u53f7\uff0c\u968f\u540e\u518d\u8f6c\u6362\u56de\u6765\u3002DAA\u6a21\u62df\uff08POTS\uff09\u7535\u8bdd\u529f\u80fd\uff0c\u5176\u91cd\u8981\u4f5c\u7528\u662f\u53bb\u9664\u9ad8\u7535\u538b\u76f4\u6d41\u504f\u7f6e\uff0c\u5c06PSTN\u73af\u8def\u5173\u95ed\uff0c\u4ece\u800c\u4ec5\u4f20\u9001\u6765\u81eaPSTN\u7684\u6a21\u62df\u4ea4\u6d41\u4fe1\u53f7\u3002<\/p>\n
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FXS\uff08 Foreign eXchange Station<\/p>\n
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FXS\u7684\u53e6\u5916\u4e00\u4e2a\u529f\u80fd\uff0c\u5c31\u662f\u53ef\u4ee5\u8fde\u63a5\u4f20\u771f\u673a\uff0c\u6216\u662f\u4ee5\u5916\u7ebf\u7684\u65b9\u5f0f\u8fde\u63a5\u5165\u5546\u7528\u4ea4\u6362\u673a\u3002<\/p>\n
FXO \uff08Foreign eXchange Office)<\/p>\n
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