{"id":613,"date":"2018-01-22T10:47:09","date_gmt":"2018-01-22T02:47:09","guid":{"rendered":"http:\/\/famous-av.com\/?p=613"},"modified":"2018-01-22T10:47:09","modified_gmt":"2018-01-22T02:47:09","slug":"%e5%be%9e%e5%be%ae%e8%a7%80%e8%a7%92%e5%ba%a6%e8%b3%9e%e6%a8%82%ef%bc%8c%e5%86%8d%e6%96%b0%e5%ae%9a%e7%be%a9%e6%95%8f%e9%8a%b3%e3%80%81%e7%9b%b4%e7%8e%87%e8%88%87%e5%8a%9b%e9%87%8f-luxman-p-750u","status":"publish","type":"post","link":"https:\/\/famous-av.com\/?p=613","title":{"rendered":"\u5f9e\u5fae\u89c0\u89d2\u5ea6\u8cde\u6a02\uff0c\u518d\u65b0\u5b9a\u7fa9\u654f\u92b3\u3001\u76f4\u7387\u8207\u529b\u91cf Luxman P-750u \u8033\u6a5f\u64f4\u97f3\u6a5f"},"content":{"rendered":"
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\u65e5\u672c\u570b\u5167\u4e09\u5927\u66a2\u92b7\u9ad8\u7d1a\u97f3\u97ff\u54c1\u724c\u4e4b\u4e2d\uff0c\u65e2\u6709\u56fa\u5b88\u73fe\u5728\u7522\u54c1\u985e\u578b\u7684\uff0c\u9700\u8981\u78ba\u5b9a\u6709\u8db3\u5920\u9700\u6c42\uff0c\u624d\u958b\u767c \u65b0\u7522\u54c1;\u4ea6\u6709\u5c08\u6ce8Hi-End\u8def\u7dda\u7684\uff0c\u8a8d\u70baHi-Fi\u5e02\u5834\u975e\u5e38\u7a69\u5b9a\uff0c\u4f9d\u7167\u539f\u6709\u7b56\u7565\u5373\u53ef\u6301\u7e8c\u7d93\u71df;\u800cLuxman \u5247\u9078\u64c7\u7b2c\u4e09\u500b\u65b9\u5411\uff0c\u5c31\u662f\u81f4\u529b\u958b\u62d3\u5e74\u8f15\u4eba\u5e02\u5834\uff0c\u5728CAS\u3001\u684c\u4e0a\u97f3\u97ff\u4ee5\u53ca\u8033\u6a5f\u7cfb\u7d71\u4e0a\u52aa\u529b\u8015\u8018\uff0c\u4e26\u53d6\u5f97 \u8c50\u78a9\u6210\u679c\uff0c\u6210\u529f\u964d\u4f4e\u9867\u5ba2\u5e73\u5747\u5e74\u9f61\u3002 Luxman\u4e5f\u662f\u4e09\u5927\u54c1\u724c\u4e4b\u4e2d\uff0c\u73fe\u6642\u552f\u4e00\u64c1\u6709\u7d14\u8033\u64f4\u7684\u5ee0\u5bb6\uff0c\u7d93\u6b77\u591a\u6b21\u8f49\u6b3e\uff0c\u4f86\u5230\u6700\u65b0\u7684P-750u\uff0c \u4e5f\u662f\u7b2c\u4e8c\u53f0\u64c1\u6709\u5e73\u8861\u8f38\u51fa\u7684\u578b\u865f\u3002<\/p>\n

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\u4ee5\u7b2c\u56db\u4ee3ODNF\u6280\u8853\u7d44\u6210\u5168\u5e73\u8861\u67b6\u69cb<\/strong><\/span><\/p>\n

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Luxman P-750u\u7684\u7dda\u8def\u898f\u6a21\uff0c\u6bd4\u4e0d\u5c11\u6b50\u7f8e\u5bb6\u7528\u8033\u64f4\u90fd\u8981 \u8c50\u5bcc\uff0c\u6253\u958b\u6a5f\u6bbc\u9802\u84cb\uff0c\u53ef\u4ee5\u770b\u5230\u5167\u88cf\u585e\u6eff\u7dda\u8def\u677f\uff0c\u4e26\u975e\u6a5f\u7269 \u9ad4\u7a4d\u5927\u4f46\u5167\u90e8\u7a7a\u6d1e\u7684\u985e\u578b\u3002P-750u\u8033\u64f4\u7684\u6838\u5fc3\u90e8\u5206\uff0c\u662f\u54c1 \u724c\u5c08\u5229\u7684ODNF(Only Distortion Negative Feedback)\u653e \u5927\u6280\u8853\uff0c\u4e0a\u4e00\u4ee3P-700u\u63a1\u7528\u7684\u662fODNF 3.0A\uff0c\u5230\u4e86P-750u \u5df2\u9032\u5316\u70baODNF 4.0\uff0c\u9806\u5e36\u4e00\u63d0\uff0c\u540c\u5ee0\u7684C-700u\u524d\u7d1a\uff0c\u4ea6\u7528 \u4e0a\u540c\u985e\u6280\u8853\u3002<\/p>\n

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ODNF 4.0\u7dda\u8def\uff0c\u5c31\u8a2d\u7f6e\u5728\u6a5f\u8eab\u4e2d\u592e\u504f\u53f3\uff0c\u4e00\u5171\u5169\u7247 PCB\uff0c\u5404\u5169\u8ca0\u8cac\u55ae\u4e00\u8072\u9053\u3002\u6bcf\u4e00\u7247ODNF 4.0 PCB\u540c\u6a23\u64c1 \u6709\u5169\u5206\u5b8c\u5168\u5c0d\u7a31\u7684\u653e\u5927\u7dda\u8def\uff0c\u5169\u8072\u9053\u52a0\u8d77\u4f86\u4e00\u5171\u56db\u5206\uff0c\u7d44 \u6210\u5168\u5e73\u8861\u653e\u5927\u67b6\u69cb\u3002\u5168\u5e73\u8861\u4ee5\u5916\uff0c\u5927\u96fb\u6d41\u8f38\u51fa\u4ea6\u70ba\u91cd\u9ede\u4e4b \u4e00;\u53e6\u4e00\u91cd\u9ede\u5728\u65bcPCB\u4e0a\u7684\u8a0a\u865f\u8def\u5f91\uff0c\u8f49\u6298\u4f4d\u9020\u6210\u5713\u89d2\u800c \u975e\u5e38\u898b\u7684\u76f4\u89d2\uff0c\u9019\u662fLuxman\u6163\u5e38\u8a2d\u8a08\uff0c\u4ed6\u5011\u8a8d\u70ba\u9019\u6a23\u6709\u52a9 \u5de5\u7a0b\u5e2b\u627e\u5230\u66f4\u77ed\u7684\u8a0a\u865f\u8def\u5f91\u8d70\u7dda\uff0c\u4ea6\u53ef\u4ee5\u4ee4\u8a0a\u865f\u50b3\u9001\u5f97\u66f4 \u9806\u66a2\u3002<\/p>\n

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\u65e5\u5f0f\u5320\u5fc3\u8cab\u7a7f\u6bcf\u500b\u7d30\u7bc0<\/span><\/strong><\/p>\n

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\u97f3\u91cf\u63a7\u5236\u65b9\u9762\uff0c\u540c\u6a23\u627e\u5f97\u5230Luxman\u7368\u9580\u6280\u8853\uff0c \u90a3\u5c31\u662fLECUA(Luxman Electric Controlled Ultimate Attenuator)\uff0c\u5229\u7528\u96c6\u6210\u96fb\u8def(IC)\uff0c\u6e96\u78ba\u63a7\u5236\u97f3\u91cf\u5347\u964d\uff0c \u5c24\u5176\u7740\u91cd\u4f4e\u97f3\u91cf\u6642\u7684\u5de6\u3001\u53f3\u8072\u9053\u5e73\u8861\uff0c\u7cbe\u6e96\u5ea6\u4ee5\u53ca\u8010\u7528\u7a0b \u5ea6\u66f4\u52dd\u50b3\u7d71\u8870\u6e1b\u5668\u3002\u6b64\u5916\uff0cP-750u\u7684\u4e09\u6bb5\u300cSENSITIVITY\u300d \u8a2d\u5b9a(\u5373\u662f\u8abf\u6821\u589e\u76ca)\uff0c\u540c\u6a23\u7531LECUA\u6280\u8853\u53bb\u9054\u6210\u3002 \u81f3\u65bc\u96fb\u6e90\u4f9b\u61c9\u90e8\u5206\uff0c\u8207\u4e0a\u4e00\u4ee3P-700u\u4e00\u6a23\uff0cP-750u\u4ea6 \u64c1\u6709\u4e00\u96bb\u5ee0\u65b9\u7a31\u70baOI\u578b\u7684\u8b8a\u58d3\u5668\uff0c\u4ee5\u53ca\u5169\u652f10,000\u03bcF\u96fb\u5bb9 \u5668\u3002\u4e0d\u904e\uff0c\u5f8c\u8005\u5916\u65b0\u589e\u4e86\u4e00\u5c0d\u5bb9\u91cf\u5404\u70ba3,300\u03bcF\u7684\u7279\u5225\u8a02 \u88fd\u96fb\u5bb9\uff0c\u5c08\u6ce8\u70ba\u521d\u7d1a\u3001\u9a45\u52d5\u7d1a\u96fb\u8def\u4f9b\u96fb\uff0c\u52a0\u5f37\u96fb\u80fd\u5132\u5099\uff0c \u61c9\u4ed8\u52d5\u614b\u8b8a\u5316\u5c31\u66f4\u70ba\u5f9e\u5bb9\u3002<\/p>\n

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P-750u\u7576\u7136\u64c1\u6709\u50b3\u7d71\u76846.3mm TRS\u975e\u5e73\u8861\u8033\u6a5f\u8f38\u51fa\uff0c \u4ea6\u6709\u5169\u7d44\u5e73\u8861\u4ecb\u9762\uff0c\u5206\u5225\u70ba\u4e00\u5c0d3pin XLR\uff0c\u4ee5\u53ca\u4e00\u7d444pin XLR\u3002<\/p>\n

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\u9078\u7528\u975e\u5e73\u8861\u4ecb\u9762\u6642\u6bcf\u8072\u9053\u8f38\u51fa\u70ba4W(8\u03a9)\u30012W (16\u03a9)\u30011W(32\u03a9)\u300153mW(600\u03a9);\u8a0a\u566a\u6bd4 113dB(IHF-A);\u7e3d\u8ae7\u6ce2\u5931\u771f0.003%(1kHz)\uff0c\u8868\u73fe\u6bd4 \u4e0a\u4e00\u4ee3\u512a\u52dd\u3002 \u63db\u6210\u5e73\u8861\u4ecb\u9762\uff0c\u6bcf\u8072\u9053\u8f38\u51fa\u589e\u81f38W(16\u03a9)\u30014W (32\u03a9)\u3001213mW(600\u03a9);\u8a0a\u566a\u6bd4116dB\uff0c\u6bd4\u4e0a \u4e00\u4ee3\u4f4e1dB;\u7e3d\u8ae7\u6ce2\u5931\u771f\u6bd4\u975e\u5e73\u8861\u66f4\u4f4e\uff0c\u9054\u81f30.002% (1kHz)\u3002 \u8033\u6a5f\u5411\u4f86\u6bd4\u63da\u8072\u5668\u654f\u611f\u5f97\u591a\uff0c\u4e0d\u4f46\u64c5\u65bc\u91cd\u73fe\u7d30\u7bc0\u8b8a \u5316\uff0c\u66f4\u5bb9\u6613\u88ab\u8046\u807d\u8005\u63a5\u6536\uff0c\u6545\u6b64\u8033\u64f4\u6bcf\u4e00\u500b\u74b0\u7bc0\u90fd\u4e0d\u80fd\u99ac \u864e\uff0c\u5426\u5247\u96e3\u4ee5\u4ee4\u8072\u97f3\u8b8a\u5f97\u5e73\u9806\u3001\u964d\u4f4e\u5e95\u566a\u3002\u9694\u96e2\u5916\u754c\u5e72 \u64fe\uff0c\u5305\u62ec\u96fb\u6ce2\u8207\u9707\u52d5\uff0c\u9700\u8981\u7279\u5225\u5c0f\u5fc3\uff0cLuxman\u4e00\u773e\u5de5\u7a0b\u5e2b \u5c0d\u4e4b\u672a\u6709\u8f15\u8996\uff0c\u4ed6\u5011\u70baP-750u\u8a2d\u8a08\u51fa\u4e00\u500b\u4ee53mm\u539a\u92fc\u677f\u70ba \u57fa\u790e\u7684\u96d9\u5c64\u6a5f\u6bbc\uff0c\u518d\u52a0\u4e0a\u6e90\u4f86\u540c\u5ee0\u65d7\u8266900\u7cfb\u5217\u7684\u9444\u9435\u6a5f \u8173\uff0c\u70ba\u5167\u90e8\u7d44\u4ef6\u63d0\u4f9b\u5b89\u7a69\u7684\u5de5\u4f5c\u5e73\u53f0\u3002<\/p>\n

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\u96e3\u63a8\u3001\u6613\u63a8\u4e00\u6a5f\u641e\u5b9a<\/strong><\/span><\/p>\n

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\u8981\u8a66\u807dLuxman P-750u\u8033\u64f4\uff0c\u7576\u7136\u8981\u70ba\u5b83\u627e\u4f86\u5169\u500b\u9580\u7576 \u6236\u5c0d\u7684\u62cd\u6a94\uff0c\u5206\u5225\u662fbeyerdynamic T1(2nd Generation) \u8033\u6a5f\u548cElectrocompaniet EMC 1 MK3 CD\/SACD\u6a5f\uff0c\u7dda\u6750 \u662f\u4e00\u5c0dAnalysis Plus Power Oval 2\u96fb\u6e90\u7dda\u3001TiGLON MS- DF12X XLR\u8a0a\u865f\u7dda\uff0c\u518d\u52a0\u4e0abeyerdynamic\u539f\u88dd4pin XLR \u5e73\u8861\u7dda\uff0c\u7d44\u6210\u5168\u5e73\u8861\u7d44\u5408\u3002\u63a5\u99c1\u6642\u8981\u5c0f\u5fc3\u76f8\u4f4d\uff0cP-750u\u7684 XLR\u8f38\u5165\uff0c\u9810\u8a2d\u662f2-3+\uff0c\u5047\u5982\u914d\u54082+3-\u7684\u8a0a\u6e90\u4f8b\u5982EMC 1 MK3\uff0c\u5c31\u9700\u8981\u5728\u8033\u64f4\u6a5f\u80cc\u6309\u4e0b\u53cd\u76f8\u63a3\u3002 \u53ea\u8981\u82b1\u534a\u5206\u9418\u53bb\u6bd4\u8f03\u55ae\u7aef\u8207\u5e73\u8861\uff0c\u5c31\u6703\u8f15\u6613\u611b\u4e0a \u5f8c\u8005\uff0c\u5728\u63a7\u5236\u529b\u3001\u5206\u6790\u529b\u3001\u5206\u9694\u5ea6\u3001\u52d5\u614b\u8868\u73fe\u3001\u5be7\u975c \u5ea6\uff0c\u90fd\u6bd4\u55ae\u7aef\u512a\u52dd\u3002\u800cP-750u\u5be6\u5728\u63a8\u529b\u96c4\u539a\uff0c\u4e09\u6bb5 \u300cSENSITIVITY\u300d\u4e4b\u4e2d\uff0c\u53ea\u9700\u300cMID\u300d\u6a94\u4f4d\u5c31\u8db3\u4ee5\u61c9\u4ed8T1\u9019<\/div>\n
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\u6b3e600\u03a9\u8033\u6a5f\u3002\u9664\u975e\u662f\u6975\u4e4b\u96e3\u63a8\uff0c\u6216\u662f\u559c\u6b61\u5e36\u6709\u5f37\u70c8\u4fb5\u7565\u6027 \u7684\u8072\u97f3\uff0c\u5426\u5247\u7d55\u5c11\u6a5f\u6703\u7528\u5f97\u7740\u300cHIGH\u300d\u3002\u300cLOW\u300d\u7684\u9a45\u52d5 \u529b\u660e\u986f\u6bd4\u300cMID\u300d\u4f4e\u4e00\u622a\uff0c\u4f3c\u662f\u5c08\u70ba\u4e00\u773e\u4fbf\u651c\u982d\u6234\u5f0f\u6216\u662f\u5165 \u8033\u5f0f\u8033\u6a5f\u800c\u8a2d\u3002<\/p>\n

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\u986f\u5fae\u93e1\u4e0b\u770b\u4e16\u754c<\/strong><\/span><\/p>\n

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P-750u\u7684\u5206\u6790\u529b\u5341\u5206\u51fa\u8272\uff0c\u7e3d\u662f\u975e\u5e38\u4ed4\u7d30\u5730\u91cd\u73fe\u4e0d\u540c \u7d30\u7bc0\u3001\u5f31\u97f3\uff0c\u5f13\u5f26\u6469\u64e6\u8072\u3001\u5439\u7ba1\u6a02\u5e2b\u7684\u82b1\u820c\u6280\u5de7\u662f\u771f\u82b1\u820c \u9084\u662f\u5589\u82b1\u820c\u3001\u6b4c\u624b\u54ac\u5b57\u8207\u6536\u7d50\u662f\u5426\u51fa\u8272\u7b49\u7b49\uff0c\u90fd\u6beb\u4e0d\u63a9\u98fe \u5730\u544a\u8a34\u4f60\u3002 \u97f3\u8272\u4e0a\uff0c\u9019\u53f0\u8033\u64f4\u5341\u5206\u4e2d\u6027\uff0c\u6c92\u6709\u660e\u986f\u504f\u51b7\u6216\u504f\u6696\uff0c \u53ef\u4ee5\u6e96\u78ba\u9084\u539f\u9304\u97f3\u88fd\u4f5c\u610f\u5716\u3002 \u597d\u5427\uff0c\u5982\u6b64\u9019\u822c\uff0cP-750u\u662f\u5426\u9451\u807d\u8033\u64f4?\u53c8\u4e0d\u76e1\u7136\uff0c \u56e0\u70ba\u5b83\u4e26\u975e\u5de5\u4f5c\u8072\uff0c\u4e0d\u6703\u628a\u7d30\u7bc0\u653e\u5230\u4e3b\u9ad4\u4e4b\u524d\uff0c\u4f9d\u7136\u5c07\u97f3 \u6a02\u653e\u5728\u7b2c\u4e00\u4f4d\uff0c\u4e0d\u662f\u7d66\u4f60\u5b58\u5fc3\u627e\u78b4\u3002\u5b83\u7684\u539a\u5ea6\u4e0d\u4fd7\uff0c\u4eba\u8072 \u6709\u8089\u5730\uff0c\u4ea6\u6709\u611f\u60c5\u3002\u80cc\u666f\u5920\u9ed1\uff0c\u7d30\u5fae\u8d77\u4f0f\u5920\u591a\uff0c\u4e00\u5207\u90fd\u9023 \u8cab\u6d41\u66a2\uff0c\u81f4\u4ee4\u97f3\u6a02\u4e2d\u7684\u611f\u60c5\u80fd\u5920\u4e00\u4e00\u5c55\u73fe\uff0c\u60c5\u6df1\u4e4b\u8655\uff0c\u8981 \u4ee4\u4f60\u807d\u5230\u6bdb\u7ba1\u68df\u4e5f\u5c6c\u5c0b\u5e38\u3002 \u5149\u9bae\u3001\u4eae\u9e97\u3001\u9ad8\u983b\u5ef6\u4f38\u51fa\u8272\uff0c\u9ad8\u97f3\u7279\u5225\u6676\u7469\uff0c\u4e0d\u904e \u4e2d\u3001\u4f4e\u97f3\u4ecd\u7136\u8cea\u611f\u5145\u8db3\uff0c\u5118\u7ba1\u4e0d\u662f\u8c50\u539a\u578b\uff0c\u4f46\u539a\u5ea6\u7406\u60f3\u4e4b \u4e0b\uff0c\u8072\u97f3\u4e0d\u5e36\u4efb\u4f55\u7626\u524a\u8207\u55ae\u8584\u3002(\u963f\u57fa\u7c73\u5fb7)<\/p>\n

\u8f49<\/strong>\u8f09\u81ea “Hi Fi \u97f3\u97ff: 2018\u5e74 1 \u6708\u865f<\/strong><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\u65e5\u672c\u570b\u5167\u4e09\u5927\u66a2\u92b7\u9ad8\u7d1a\u97f3\u97ff\u54c1\u724c\u4e4b\u4e2d\uff0c\u65e2\u6709\u56fa\u5b88\u73fe\u5728\u7522\u54c1\u985e\u578b\u7684\uff0c\u9700\u8981\u78ba\u5b9a\u6709\u8db3\u5920\u9700\u6c42\uff0c\u624d\u958b\u767c \u65b0\u7522\u54c1;\u4ea6\u6709\u5c08\u6ce8Hi-E … <\/p>\n

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