{"id":2008,"date":"2022-10-09T19:05:14","date_gmt":"2022-10-09T10:05:14","guid":{"rendered":"https:\/\/www.kyu.kr\/?p=2008"},"modified":"2022-10-09T19:05:14","modified_gmt":"2022-10-09T10:05:14","slug":"%ec%a0%80%ec%9d%98-%eb%8f%99%ea%b5%b4%ec%9d%84-%ec%86%8c%ea%b0%9c%ed%95%a9%eb%8b%88%eb%8b%a4","status":"publish","type":"post","link":"https:\/\/www.kyu.kr\/?p=2008","title":{"rendered":"\uc800\uc758 \ub3d9\uad74\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4"},"content":{"rendered":"\n

\ufeff<\/p>\n\n\n\n

\uc800\ub294 \uc9c4\uacf5\uad00 \uc570\ud504 \uc790\uc791\uc744 \uc2dc\uc791\ud55c\uc9c0 1\ub144\uc774 \uc548\ub418\ub294 \ucd08\ubcf4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub9e8 \ucc98\uc74c \uc2dc\uc791\uc740 \ub0a8\ub4e4\uacfc \ube44\uc2b7\ud558\uac8c \uc778\ub3c4\uc8fcxx, \uacf5\ub3ccxxx \uc774\ub7f0 \uc720\ud29c\ube0c \ucc44\ub110\uc5d0\uc11c 6n2 6p1 \uc570\ud504\ub97c \ubcf8 \uac83\uc774 \ud654\uadfc\uc774\uc5c8\uc2b5\ub2c8\ub2e4<\/p>\n\n\n\n

\uc870\ub9bd\ub41c \uac83\uc744 \uc54c\ub9ac\uc5d0\uc11c \uc0ac\uc11c \ub4e4\uc5b4\ubcf4\ub2e4\uac00 \ub9cc\ub4e4\uc5b4\ubcf4\uace0 \uc2f6\ub2e4 \uc774\ub7f0 \uc0dd\uac01\uc774 \ub4e4\uc5b4\uc11c 6H8C\/EL34 SE amp \ud0a4\ud2b8\ub97c \uc0ac\uc11c \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8 \ud0a4\ud2b8\ub294 \uc9c0\uae08\uc740 \ud68c\ub85c \ubcc0\uacbd\uc744 \ud1b5\ud574 EL34 \ub300\uc2e0\uc5d0 5B\/255M\uc774\ub77c\ub294 6L6\uc640 EL34 \uc911\uac04 \uc815\ub3c4 \uc131\ud5a5\uc758 \uad00\uc774 \ub4e4\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uad00\uc774 \uad6c\uad00\uc774\uba74\uc11c\ub3c4 \uc0ac\ub78c\ub4e4\uc774 \uc798 \uc548\uc4f0\ub294 \uad00\uc774\ub77c 30\ub2ec\ub7ec \uc815\ub3c4\ub85c \uc309\ub2c8\ub2e4. \uc798 \uc548\uc4f0\ub294 \uc774\uc720\ub294 EL34\/KT88\uacfc \uc18c\ucf13\uc774 \ub2e4\ub974\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. Loctal \uad00\uc774\ub77c\uace0 \ud558\uc8e0. \uc544\ubb34\ud2bc 6H8C\/EL34 \uc570\ud504\ub97c 6SN7\/5B255M \uc570\ud504\ub85c \uac1c\uc870\ud558\uace0 (\ub7ec\uc2dc\uc544\uc0b0 6H8C \ub300\uc2e0 \ubbf8\uad6d\uc0b0 6SN7\ub3c4 \uc0c0\uc2b5\ub2c8\ub2e4 \u314b) \uc911\uad6d\uc0b0 \ucd9c\ub825\ud2b8\ub79c\uc2a4\ub3c4 \uad6d\uc0b0\uc73c\ub85c \ubc14\uafd4\uc11c \uc644\uc131\ud574 \ub193\uc558\uc2b5\ub2c8\ub2e4. \uc774\uac74 \ubb50\ub784\uae4c, \uc900\uc218\ud55c FM \ub77c\ub514\uc624 \uc18c\ub9ac?\uac00 \ub0a9\ub2c8\ub2e4. \uc800\uc74c\uc774 \ud544\uc694\ud560 \ub54c\ub294 \ub098\uc640\uc8fc\uae34 \ud558\ub294\ub370 \uc544\ub798\uc758 EL34 SE\uc640 \ube44\uad50\ud558\uba74 \uc880 \uacbd\uc9c8\uc758 \uc18c\ub9ac\ub77c\uace0\ub098 \ud560\uae4c\uc694. \ub300\uc911\uc74c\uc545 \ub4e3\uae30\ub294 \uc88b\uc2b5\ub2c8\ub2e4\ufeff<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\uadf8 \ub2e4\uc74c\uc740 \uc81c\ub300\ub85c \ub41c EL34 SE amp\ub97c \ub9cc\ub4e4\uc5b4\ubcf4\uace0 \uc2f6\uc5c8\uc2b5\ub2c8\ub2e4 \uadf8\ub798\uc11c \ub9cc\ub4e0\uac8c \ub2e4\ub978 \uce74\ud398\uc5d0\uc11c \uacf5\uc81c\ud55c \ubc84\uc804\uc758 \uc544\ub798 \uc570\ud504\uc785\ub2c8\ub2e4. \ubcc4\uce6d\uc740 \uba54\ud0c0\ubaa8\ub974\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc774\uac74 \uc544\ub9c8\ub3c4 \uc804\ud615\uc801\uc778 SE amp \uc18c\ub9ac\uac00 \ub0a9\ub2c8\ub2e4. \ubcfc\ub968 \ub9ce\uc774 \uc548 \uc62c\ub9ac\uba74 \uc5ec\uc790 \uac00\uc218 \ubaa9\uc18c\ub9ac\uac00 \uc139\uc2dc\ud558\uace0 \uc800\uc74c\uc740 \ubd80\uc871\ud558\uace0, \uace8\ubc29\uc5d0 \uc798 \ub9de\ub294 \uc18c\ub9ac\uc77c\uac81\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

KT88\/6550\uc744 \uc4f0\ub2e4\uac00 EL34\ub85c \ubc14\uafd4 \uc4f8 \ub54c\ub294 \uacf5\uae09\uc804\uc555\uc744 10V \uc815\ub3c4 \uc62c\ub824\uc8fc\ub294 \uac83\uc774 \uc774 \ud68c\ub85c\uc5d0\uc11c \uc758\ub3c4\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. KT EL \uc774\ub77c\uace0 \uc4f0\uc5ec\uc788\ub294 \uc2a4\uc704\uce58\ub294 \uadf8\ub7f0 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uadf8\ub9ac\uace0 12AX7\/ECC83\uacfc 6N2P\/6N23P\uc758 \ucd08\ub2e8\uad00\uc744 \ubc14\uafd4\uc4f0\uae30 \uc704\ud574\uc11c\ub294 \ud788\ud130 \ubc30\uc120\uc744 \ubc14\uafd4\uc918\uc57c \ud558\ub294\ub370 (12V vs 6.3V) A N\uc774\ub77c\uace0 \uc4f0\uc5ec \uc788\ub294 \uc2a4\uc704\uce58\uac00 \uadf8 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ucd08\ub2e8\uad00\uc5d0 \ub07c\uc6cc\ub193\uc740 \uace0\ubb34\ub9c1\uc740 microphonic\uc744 \uc7a1\uae30\uc704\ud574 \ub07c\uc6cc\ub193\uc740 \uac83\uc774\uc9c0\ub9cc \uc2e4\uc81c\ub85c\ub294 2\ucc28\ub300\uc804 \uc774\uc804\uc5d0 \ub098\uc628 \uc9c1\uc5f43\uadf9\uad00\uc774\ub098 \ub9c8\uc774\ud06c\ub85c\ud3ec\ub2c9\uc774 \uc788\uc9c0, \uc800\ub7f0 \uad00\ub4e4\uc740 \uc804\ud600 (\uac70\uc758?) \uc5c6\ub2e4\uace0 \ud569\ub2c8\ub2e4. \uc329\uc448\uc778\uac70\uc8e0.<\/p>\n\n\n\n

\uc544\ubb34\ud2bc \uc774 \ub450\ub188\uc740 \uc544\ub798\uc758 PP amp\ub97c \ub9cc\ub4e6\uc5d0 \ub530\ub77c \uc8fc\uc804\uc5d0\uc11c \ubc00\ub824\ub0ac\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

\ucd08\ub2e8\uc5d0 6922, \ub4dc\ub77c\uc774\ube0c\ub2e8\uc5d0 6350 \ud639\uc740 6463, \ucd9c\ub825\ub2e8\uc5d0 \uc704\uc5d0\uc11c \ub098\uc628 5B\/255M\uc744 \uc0ac\uc6a9\ud558\ub294 push pull amp\uc774\uace0 25W \ucd9c\ub825, THD 0.15%\uc785\ub2c8\ub2e4. \ubbac\ub77c\ub4dc \uc124\uacc4\uc5d0 \uae30\ubc18\uc744 \ub450\uace0 \uc788\ub2e4\uace0 \ud558\ub124\uc694. \uae00\ub85c\ubc1c \ud53c\ub4dc\ubc31\ub3c4 \uc0ac\uc6a9\ud558\uace0 \ub3d9\uc2dc\uc5d0 \uce90\uc18c\ub4dc \ud53c\ub4dc\ubc31\uc774\ub77c\uace0 \ubd80\ub974\ub294 NFB\ub97c \ucc44\ud0dd\ud558\uace0 \uc788\ub294\ub370 \uc774\uac83 1950\ub144\ub300 \ub9e4\ud0a8\ud1a0\uc2dc \uc570\ud504 \ub4f1\uc5d0\uc11c \ub9ce\uc774 \uc0ac\uc6a9\ub418\uc5c8\ub358 \uc61b\ub0a0 \ubc29\uc2dd\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc9c4\uacf5\uad00 \uc570\ud504\ub294 \ucd9c\ub825\ud2b8\ub79c\uc2a4 \ub180\uc74c\uc774\ub77c\ub294 \uace0\uc218\ub2d8\uc758 \uacbd\ud5d8\ub2f4\uc5d0 \ub530\ub77c \ucd9c\ub825\ud2b8\ub79c\uc2a4\uc5d0 \uc5c4\uccad\ub09c \ub3c8\uc744 \uaf34\uc544 \ubc15\uc558\uc2b5\ub2c8\ub2e4. \uc800 TANGO\ub77c\uace0 \uc4f0\uc5ec\uc9c4 \ub450 \ub188\uc774 \uc774\ubca0\uc774 \uc140\ub7ec\uac00 \ud560\uc778\uc744 \ud574\uc92c\uc74c\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uad00\uc138\uae4c\uc9c0 \ud574\uc11c \ub9ce\uc774 \ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. \uc804\uba74\uc5d0\ub294 \ub9e4\ud0a8\ud1a0\uc2dc \uc2a4\ud0c0\uc77c\uc758 blue meter\ub97c \ub123\uc5b4\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

SE amp\ub9cc \ub4e4\uc5b4\ubd10\uc11c \uadf8\ub7f0\uc9c0 \uc774\uac74 \uc18c\ub9ac\uac00 \uc880 \uc774\uc9c8\uc801\uc785\ub2c8\ub2e4. \uc5ec\uc790 \uac00\uc218 \ubaa9\uc18c\ub9ac\uac00 \ub35c \uc139\uc2dc\ud569\ub2c8\ub2e4. \u3160\u3160 \uadf8\ub7f0\ub370 \uc774\uac78\ub85c Tidal\uc5d0\uc11c \ube4c\ub9ac\uc9c4\uc744 \ud2c0\uc5c8\ub2e4\uac00 \uae5c\uc9dd \ub180\ub790\uc2b5\ub2c8\ub2e4. \uc5ed\uc2dc \uc800\uc74c\uc740 PP\uad6c\ub098… \uc544\ubb34\ud2bc \uc81c \ub3d9\uad74\uc5d0\uc11c \uc81c\uc77c \ube44\uc2fc \ub188\uc774 \ub418\uc5c8\ub124\uc694.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

\uc6b0\ub9ac \ub3d9\ub124\ub294 \ub3d9\ub124 \ubcc0\uc555\uae30\uac00 3\uc0c1 110V\ub97c \ubc1b\uc544 220V \ub300\uc2e0\uc5d0 195V\ub97c \ub9cc\ub4e4\uc5b4 \uacf5\uae09\ud574\uc900\ub2e4\uace0 \ud569\ub2c8\ub2e4. \uc774\ub807\uac8c 25V\ub098 \ucc28\uc774\uac00 \ub098\uba74 \uc9c4\uacf5\uad00 \uc570\ud504\uc5d0\uac8c\ub294 \uce58\uba85\ud0c0\uc785\ub2c8\ub2e4. \uc6d0\ub798 \uc758\ub3c4\ud55c \uc804\uc555\uc5d0\uc11c 10%\ub098 \ub5a8\uc5b4\uc9c0\ub2c8\uae4c\uc694. \uadf8\ub798\uc11c 195V->220V AVR\uc744 \ud2b9\uc8fc\ub85c \uc8fc\ubb38\ud574\uc11c \uc4f0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc5c5\uccb4\uc640 \ud1b5\ud654\ud574\ubcf4\ub2c8, \uae30\uc131\ud488 220V AVR\uc774 15% \uc815\ub3c4 \ud5c8\uc6a9 \uc624\ucc28\uac00 \uc788\ub294\ub370 \uc5ec\ub984\uc5d0 \uc5d0\uc5b4\ucee8 \ud2c0\uae30 \uc2dc\uc791\ud558\uba74 \uc21c\uac04\uc801\uc73c\ub85c -15%\ub97c \ub118\uc5b4\uac08 \uc218\ub3c4 \uc788\uace0 (187V) \uadf8\ub7ec\uba74 \uadf8\ub550 220V \ucd9c\ub825\uc774 \uc548 \ub098\uc624\ub294 \uc21c\uac04\uc774 \uc0dd\uae34\ub2e4\uace0 \ud558\ub354\uad70\uc694. \uc800 110V \uac15\uc555 \ub3c4\ub780\uc2a4\ub294 20\ub144\uc9f8 \uc4f0\uace0 \uc788\ub294\uac70\ub124\uc694<\/p>\n\n\n\n

\uc9c0\uae08\ubd80\ud130 \ub098\uc624\ub294\uac70 \ubcf4\uc2dc\uba74 \uc544\uc2dc\uaca0\uc9c0\ub9cc, \uc88b\uc740\uac70 \ub4e4\uc5ec\ub193\uc558\ub2e4\uace0 \uc790\ub791\ud558\ub824\uace0 \uc62c\ub9ac\ub294\uac8c \uc544\ub2c8\uace0 \uadf8\ub0e5 \ud5c8\uc811\ud55c\uac78\ub85c \uc74c\uac10 \uc0dd\ud65c \ud558\ub294\uac70 \ubcf4\uc5ec\ub4dc\ub9b0\ub2e4\uace0 \ubcf4\uc2dc\uba74 \ub429\ub2c8\ub2e4<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

\uc6d0\ub798\ub294 Denon DP-35F\ub77c\ub294 \uac83\uc744 20\ub144 \uc815\ub3c4 \uc4f0\uace0 \uc788\uc5c8\ub294\ub370 \ubaa8\ud130\uac00 \uc0ac\ub9dd\ud558\uc154\uc11c \ubc84\ub9ac\uace0 DP-450USB\ub97c \ub4e4\uc5ec\uc11c \uba87 \ub2ec \uc37c\ub294\ub370 \ud14c\ud06c\ub2c9\uc2a4 SL-1300\uc774 \uc678\uad00\uc774 \ud5c8\ub984\ud574\uc11c \uc2f8\uac8c \ub098\uc654\uae38\ub798 \uad6c\uc785\ud588\uc2b5\ub2c8\ub2e4. \uadfc\ub370 \uc774\uac70 \uc4f0\ub2c8\uae4c \ub370\ub17c \uc4f0\uae30 \uc2eb\uc5b4\uc11c \ud314\uc544\ubc84\ub838\uc2b5\ub2c8\ub2e4. \ub370\ub17c\uc740 \uc870\uc791\uac10\uc5d0 \ub4e0\ub4e0\ud55c \uad6c\uc11d\uc774 \uc5c6\ub294\ub370 \ud14c\ud06c\ub2c9\uc2a4\ub294 \uc544\uc8fc \ud2bc\ud2bc\ud55c \ub290\ub08c\uc744 \uc8fc\ub124\uc694<\/p>\n\n\n\n

\uce74\ud2b8\ub9ac\uc9c0\ub294 \uc5ed\uc2dc 20\ub144\ucbe4 \ub41c \uc624\ud1a0\ud3f0 MC20 SuperII, \ub370\ub17c DL103LCII\uc778\ub370 \ub458 \ub2e4 \ubc14\ub298\uc744 \ubfcc\ub7ec\uba39\uace0 \ubd80\uc0b0\uc5d0 \ub300\ub3d9\uc804\uc790\uc5d0 \ubcf4\ub0b4\uc11c \uc218\ub9ac\ud574\uc11c \uc4f0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub798\ub3c4 \uc18c\ub9ac\ub294 \ub098\uc635\ub2c8\ub2e4. \uc88b\uc740 \uc18c\ub9ac\uac00 \ub098\uc624\ub294\uc9c0\ub294 \ubaa8\ub974\uaca0\uace0\uc694<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\uc2b9\uc555\ud2b8\ub79c\uc2a4\ub294 \ud30c\ud2b8\ub9ac\uc9c0 491\ud558\uace0 \ub370\ub17c AU-320\uc778\ub370 \ub370\ub17c\uc740 \uc678\uadfc \ub098\uac14\uad6c\uc694, \ud30c\ud2b8\ub9ac\uc9c0 491\uc740 \ud558\uc6b0\uc9d5\uc774 \uc5c6\uc5b4\uc11c \uc54c\ub9ac\uc5d0\uc11c 5\ub9cc\uc6d0\uc5d0 \uad6c\uc785\ud588\ub358 MM \ud3ec\ub178\uc570\ud504 \uaecd\ub370\uae30\ub97c \ud65c\uc6a9\ud574\uc11c \ub300\uac15 \ub9cc\ub4e4\uc5b4\uc8fc\uc5c8\uc2b5\ub2c8\ub2e4. \uc81c \ubb3c\uac74\ub4e4 \ubcf4\uc2dc\uba74 \uc54c\ub9ac \ubb3c\uac74\ub4e4 \ucc9c\uc9c0\uc785\ub2c8\ub2e4 ^^<\/p>\n\n\n\n

\ud504\ub9ac\uc570\ud504\uc640 \ud3ec\ub178\uc570\ud504\ub3c4 \ub0a8\ub4e4 \uc124\uacc4\ub97c \ubcf4\uace0 \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. \uaecd\ub370\uae30\ub3c4 \uc54c\ub9ac\uc0b0\uc774\uace0\uc694<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

\ub530\ub77c \ub9cc\ub4e0 \ud504\ub9ac\/\ud3ec\ub178 \uc124\uacc4\uac00 \uc804\uc124\uc801\uc778 \ub9e4\ud0a8\ud1a0\uc2dc C22 \ud68c\ub85c\ub97c \ud1a4 \ucee8\ud2b8\ub864 \uc81c\uac70\ud55c \ub77c\uc778\ud504\ub9ac\/\ud3ec\ub178\uc570\ud504\uc785\ub2c8\ub2e4. \uc6d0\ub798 \ud68c\ub85c\ub294 \ub77c\uc778\ud504\ub9ac\ub3c4 12AX7 3\uac1c, \ud3ec\ub178\uc570\ud504\ub3c4 12AX7 3\uac1c\ub97c \uc4f0\ub294 \ud68c\ub85c\uc778\ub370 \ub108\ubb34 12AX7\ub9cc \uc4f0\ub294\uac8c \uc9c0\uaca8\uc6cc \ub77c\uc778\ud504\ub9ac\uc5d0\ub294 12AU7\uc744 \uc4f0\uace0 gain\uc744 10\ubc30->3\ubc30\ub85c \uc904\uc778 \ud68c\ub85c\ub3c4\ub97c \uc9dc\ubd24\uc2b5\ub2c8\ub2e4. \uc18c\ub9ac\ub294 \uc798 \ub098\uc635\ub2c8\ub2e4. \uc88b\uc740 \uc18c\ub9ac\uc778\uc9c0\ub294 \ub9c9\uadc0\ub77c \uc798 \ubaa8\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc18c\uc2a4\uae30\uae30\ub97c \ubcf4\ub2c8 \ube14\ud22c\ub3c4 \uc54c\ub9ac, DAC\ub3c4 \uc54c\ub9ac, \ub9ac\ub2c8\uc5b4 \uc804\uc6d0\ub3c4 \uc54c\ub9ac\ub124\uc694 \u314b<\/p>\n\n\n\n

CD\ub294 \uc774\uc81c \uac70\uc758 \ub4e3\uc9c0\ub294 \uc54a\ub294\ub370 \uc5c6\uc73c\uba74 \uc544\uc26c\uc6b8 \uac83 \uac19\uc544 \uad6c\ub2e5\ub2e4\ub9ac Blue ray\/SACD \ud50c\ub808\uc774\uc5b4\ub97c \ubc84\ub9ac\uc9c0 \uc54a\uace0 \uc124\uce58\ud574 \ub450\uc5c8\uc2b5\ub2c8\ub2e4<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

\uc2a4\ud53c\ucee4\ub294 \uace8\ubc29 \ud06c\uae30\uc5d0 \ub9de\uac8c \ud3ec\uce7c \uc544\ub9ac\uc544 K2 906\uc785\ub2c8\ub2e4. \ub4dc\ub514\uc5b4 \uc54c\ub9ac \ucd9c\uc2e0 \uc544\ub2cc \ub188\uc774 \ub098\uc654\uad70\uc694 ^^ \uc606\uc5d0 \ubcf4\uc774\ub294 \uae08\ud615 \uc2a4\ud504\ub9c1\uc740 \ubaa8\ub4e0 \uacbd\uc6b0\uc5d0 \ub2e4 \ud6a8\uacfc\ub97c \ubcf4\uc774\ub294 \uac83\uc740 \uc544\ub2c8\ub77c\uc11c \uc4f8 \ub54c\ub3c4 \uc788\uace0 \uc548 \uc4f8 \ub54c\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ub300\uc911\uc74c\uc545\uc758 \ub4dc\ub7fc, \ubca0\uc774\uc2a4\uc5d0\ub294 \ud6a8\uacfc\uac00 \uc88b\uc740 \uac83 \uac19\uace0 \ub300\ud3b8\uc131 \ud074\ub798\uc2dd\uc740 \uc545\uc601\ud5a5\uc774 \uc788\ub098? \uadf8\ub807\uac8c \uc0dd\uac01\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc9c0\uae08\uc740 \ud55c \ub188\uc774 \ub4a4\ub85c \ub5a8\uc5b4\uc838\uc11c \uc5b4\ucc0c \uaebc\ub0bc\uc9c0… \u3160\u3160<\/p>\n\n\n\n

\uadf8\ub9ac\uace0 \ub124\ud2b8\uc6cc\ud06c \ud50c\ub808\uc774\uc5b4\ub294 \ub530\ub85c \uad6c\uc785\ud558\uc9c0 \uc54a\uc558\uace0 \ud32c\ub9ac\uc2a4 \ucef4\ud4e8\ud130 2\ub300\ub97c \uac00\uc9c0\uace0 Logitech Media Server\ub97c \uc124\uce58\ud574 \uc4f0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc800\uae30 \ubcf4\uc774\ub294 Wyse\ub77c\uace0 \uc4f0\uc5ec\uc9c4\uac8c Dell \uc52c\ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \uc6b0\ubd84\ud22c\uac00 \uc124\uce58\ub41c \uac83\uc774\uace0\uc694, LMS \uc11c\ubc84\ub294 \uac70\uc2e4\uc5d0 \uc140\ub808\ub860 \ud32c\ub9ac\uc2a4\ub85c \ub530\ub85c \uc788\uc2b5\ub2c8\ub2e4. \uc774\uac78\ub85c \ub85c\uceec MP3\/FLAC\uc744 \ub4e3\uac70\ub098 \ud0c0\uc774\ub2ec\uc744 \ub4e3\uc2b5\ub2c8\ub2e4. DAC\uc774 \ud1a0\ud551 E50 \ud558\ub098 \ubc16\uc5d0 \uc5c6\uae30 \ub54c\ubb38\uc5d0 USB \uc2a4\uc704\uce58\ub97c \ud558\ub098 \ub46c\uc11c \uc774\ucabd \uc800\ucabd\uc73c\ub85c \ubcc0\uacbd\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\ub124\ud2b8\uc6cc\ud06c \ud50c\ub808\uc774\uc5b4\uc5d0\ub294 \ud654\uba74\uc774 \uc788\uc73c\uba74 \uc88b\uc8e0. \uc774\uac74 \uc54c\ub9ac\uc0b0 \ud0dc\ube14\ub9bf\uc5d0\uc11c \uc801\ucd9c\ud574\ub0b8 LCD\uc5d0 \uc544\ud06c\ub9b4 \uc798\ub77c\uc11c \ud30c\ub294 \uacf3\uc5d0 \uc6d0\ud558\ub294 \ud06c\uae30\ub85c \uc8fc\ubb38\ud558\uc5ec \uc21c\uac04\uc811\ucc29\uc81c\ub85c \ubd99\uc600\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uc6b0\uc9d5\uc744 \ub9cc\ub4e4\uc5b4\uc11c Dell \uc52c\ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \ub2ec\uc544\uc900 \uac83\uc785\ub2c8\ub2e4. \ud604\uc7ac LMS \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \ud50c\ub808\uc774\ud558\uace0 \uc788\ub294 \uace1\uc758 \uc815\ubcf4\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\uc81c\uc791 \ud6c4 \uc570\ud504\uc5d0 \ub9e8 \ucc98\uc74c \uc804\uc6d0\uc744 \ub123\uc744 \ub54c\ub294 \ud639\uc2dc\ub77c\ub3c4 \uc774\ub188\uc774 \ud3ec\uce7c \uc2a4\ud53c\ucee4\ub97c \uc7a1\uc544\uba39\uc73c\uba74 \uc5b4\uca4c\uc9c0? \ud558\ub294 \uc5fc\ub824\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7f4 \ub54c \uc4f0\ub294 JBL \uc0c8\ud138\ub77c\uc774\ud2b8\uc785\ub2c8\ub2e4<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

3~4\ud3c9\uc9dc\ub9ac \uace8\ubc29\uc778\ub370 \uc774 \uc791\uc5c5\ub300\uac00 \uac00\uc6b4\ub370\ub97c \ub5a1\ud558\ub2c8 \ucc28\uc9c0\ud558\uace0 \uc788\uc5b4\uc11c \uc624\ub514\uc624\ub294 \ub4a4\ub85c \uac00\ub9bd\ub2c8\ub2e4. \uc544\ub798 \uc0ac\uc9c4\uc5d0\uc11c \ub179\uc0c9 \ub9c9\ub300\uae30\ub294 8\uc634 \uc9dc\ub9ac \ub354\ubbf8 \uc800\ud56d\uc785\ub2c8\ub2e4. \uc9c4\uacf5\uad00 \uc570\ud504\ub294 \uc2a4\ud53c\ucee4\uac00 \uc5f0\uacb0\ub418\uc9c0 \uc54a\uc740 \uc0c1\ud0dc\uc5d0\uc11c \uc785\ub825\uc744 \uc8fc\uba74 \ud2b8\ub79c\uc2a4\uc5d0 \ub098\uc05c \uc601\ud5a5\uc744 \uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ube48\ud2f0\uc9c0 \ud2b8\ub79c\uc2a4\ub294 \ud0c8 \uc218\ub3c4 \uc788\ub2e4\uace0 \ud558\ub124\uc694.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

20MHz \uc0ac\uc591\uc73c\ub85c Keysight \uc624\uc2e4\ub85c\uc2a4\ucf54\ud504 \uc81c\ud488\uc911 \uac00\uc7a5 \ub0ae\uc740 \uc0ac\uc591\uc778\ub370 \uadf8\ub798\uc11c \uc544\uc608 \uc774\ub984\uc774 EDUX (education) \uc785\ub2c8\ub2e4. \uadf8\ub7f0\ub370 EDUX1052 \ub2e4\uc74c\uc5d0 G\uac00 \ubd99\uc740 \ubaa8\ub378\uc740 \ud328\ud134 \uc81c\ub124\ub808\uc774\ud130\ub97c \ub0b4\uc7a5\ud558\uace0 \uc788\uc5b4\uc11c \uc624\ub514\uc624\uc7c1\uc774\ub4e4\uc5d0\uac8c\ub294 \ud658\uc0c1\uc758 \uac00\uc131\ube44 \uc81c\ud488\uc774 \ub429\ub2c8\ub2e4. \uc624\ub514\uc624\ub294 20KHz\uae4c\uc9c0\ub9cc \uc788\uc5b4\ub3c4 \uac10\uc9c0\ub355\uc9c0\uc778\ub370 20MHz\uae4c\uc9c0 \uc788\uc796\uc544\uc694. \uadf8\ub9ac\uace0 \ud328\ud134 \uc81c\ub124\ub808\uc774\ud130\uac00 \uc788\ub294 G \ubaa8\ub378\uc740 \uc774\ub7f0\uac78 \uce21\uc815\ud574\ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\uc704\uc5d0 \ubcf4\uc5ec\ub4dc\ub9b0 PP \uc570\ud504\uc758 \uc8fc\ud30c\uc218 \uc751\ub2f5\ud2b9\uc131\uc778\ub370 (gain vs. freq) Tango \ud2b8\ub79c\uc2a4 \ub355\ubd84\uc5d0 \uae30\ub625\ucc2c \ud2b9\uc131\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. 10Hz\ubd80\ud130 \uc57d 40KHz\uae4c\uc9c0 \uac70\uc758 \uc99d\ud3ed\ub960\uc774 \uac19\uc2b5\ub2c8\ub2e4. \ucc38\uace0\ub85c \ub9e8 \ucc98\uc74c\uc5d0 \uc790\uc791\ud588\ub358 \uc911\uad6d\uc0b0 EL34 \ud0a4\ud2b8\uc5d0 \ubc88\ub4e4\ub418\uc5b4 \uc788\ub358 \ud2b8\ub79c\uc2a4\ub294 \uc544\ub798\uc640 \uac19\uc740 \ud2b9\uc131\uc744 \ubcf4\uc785\ub2c8\ub2e4. 10Hz\uc5d0\uc11c 80Hz \uc815\ub3c4\uae4c\uc9c0\ub294 gain\uc774 \uc77c\uc815\ud558\uc9c0 \ubabb\ud569\ub2c8\ub2e4. \uac00\uaca9\uc744 \uc0dd\uac01\ud558\uba74 \uae30\ub300\ud558\ub294\uac8c \uc8c4\uc545\uc774\uc8e0. 20KHz\uac00 \ub118\uc5b4\uac00\uba74 \ucee4\ub2e4\ub780 \ub525\uc774 \uc0dd\uae41\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\uc774\uac83\ub9cc \uc788\uc5b4\ub3c4 \uc2dc\uc791\ud55c\uc9c0 1\ub144\ub3c4 \uc548\ub41c \uc790\uc791\uc778\uc5d0\uac8c\ub294 \ucda9\ubd84\ud558\uc9c0\ub9cc \ubaa8\ub4e0 \ub0a8\uc790\uc758 \ucde8\ubbf8\ub294 \uc7a5\ube44\ube68\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub798\uc11c 40\ub144\ub41c HP Audio Analyzer\ub97c \uad6c\uc785\ud588\uc2b5\ub2c8\ub2e4 (HP->Agilent->Keysight)<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc774\uac74 THD, SNR, SINAD \uce21\uc815\uc6a9\uc785\ub2c8\ub2e4. \uc774\uac78 \uc708\ub3c4\uc6b0 PC\uc5d0 \uc5f0\uacb0\ud558\uba74 \uc774\ub7f0\uac78 \uce21\uc815\ud574\ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\ufeff<\/p>\n\n\n\n

PP \uc570\ud504\uc758 THD \uce21\uc815\uc778\ub370 \ub300\uac15 0.2% \uc815\ub3c4\ub85c \uc9c4\uacf5\uad00 SE \uc570\ud504\ubcf4\ub2e4 \ud6e8\uc52c \ub0ae\uc740 \uac12\uc774 \ub098\uc635\ub2c8\ub2e4. \uc774\ub798\uc11c SE vs. PP \uc570\ud504 \uc18c\ub9ac \uc131\ud5a5\uc774 \ub2e4\ub978\uac00 \uc2f6\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uc81c\uac00 TR \uc570\ud504 \uc18c\ub9ac\ub3c4 \ubaa8\ub974\uc9c0\ub9cc \uc9c4\uacf5\uad00 PP \uc570\ud504\ub294 TR \uc570\ud504 \uc2a4\ud0c0\uc77c\uc758 \uc18c\ub9ac\uac00 \ub098\uc624\uc9c0 \uc54a\ub098 \uc2f6\uae30\ub3c4 \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \uc815\ub3c4 \uc18c\uac1c\ud588\uc73c\uba74 \uc704\uc758 \uc624\ub514\uc624\ub97c \uac00\uc9c0\uace0 \ub179\uc74c\ub41c \uae30\ub625\ucc2c \uc74c\uc9c8\uc758 \ub179\ud654\uac00 \ub098\uc624\ub294\uac8c \uc815\uc0c1\uc774\uaca0\uc8e0?<\/p>\n\n\n\n

\uadf8\ub7f0\uac70 \uc5c6\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc5ec\ub7ec \ubd84\uc774 \uad6c\uc785\ud574\uc11c \uc0ac\uc6a9\ud558\uc2dc\ub294 \uc804\ubb38 \uc624\ub514\uc624 \uc81c\ud488\uc774 \ub354 \uc88b\uc740 \uc18c\ub9ac\ub97c \ub4e4\ub824\uc904\uac81\ub2c8\ub2e4.<\/p>\n\n\n\n

\ub2e4\ub9cc \uc774\ub807\uac8c \uc790\uc791\uc744 \ud558\uba74 \uc624\ub514\uc624\uc5d0 \ub300\ud55c \ub208\ub192\uc774\ub97c \ub0ae\ucdb0\uc8fc\uace0 \ub108\uadf8\ub7ec\uc6cc\uc9c0\uac8c \ud574\uc8fc\ub294 \uc21c\uae30\ub2a5\uc774 \uc788\uc2b5\ub2c8\ub2e4<\/p>\n\n\n\n

\uadf8\ub9ac\uace0 \ub9cc\ub4e0 \uc570\ud504\uac00 \ubb34\ucc99 \uc18c\uc911\ud558\uc8e0<\/p>\n\n\n\n

\uc0ac\uc2e4 \uc5b4\ub514\uc5d0 \ub3c8 \ubc1b\uace0 \ud314\uace0 AS\ud574\uc904 \uc218 \uc5c6\ub294 \ud488\uc9c8\uc758 \uae30\uae30\ub4e4\uc774\uae30 \ub54c\ubb38\uc5d0 \ud3c9\uc0dd \uaef4\uc548\uace0 \uac00\uac70\ub098<\/p>\n\n\n\n

\uc544\ub2c8\uba74 \uc9c0\uc778\ub4e4\uc5d0\uac8c \ubb34\uc0c1 \ub300\uc5ec\ud574\uc904 \uc218 \ubc16\uc5d0 \uc5c6\uc744\uac81\ub2c8\ub2e4<\/p>\n\n\n\n

\uadf8\ub7f0\ub370 \ubd80\uc791\uc6a9\uc740 Audio Precision\uc0ac\uc758 \uc218\ucc9c\ub9cc\uc6d0\uc9dc\ub9ac audio analyzer\uac00 \uac16\uace0 \uc2f6\ub2e4 \uc774\ub7f0\uac8c \uc0dd\uae41\ub2c8\ub2e4 \u3160\u3160\ufeff<\/p>\n","protected":false},"excerpt":{"rendered":"

\ufeff \uc800\ub294 \uc9c4\uacf5\uad00 \uc570\ud504 \uc790\uc791\uc744 \uc2dc\uc791\ud55c\uc9c0 1\ub144\uc774 \uc548\ub418\ub294 \ucd08\ubcf4\uc785\ub2c8\ub2e4. \ub9e8 \ucc98\uc74c \uc2dc\uc791\uc740 \ub0a8\ub4e4\uacfc \ube44\uc2b7\ud558\uac8c \uc778\ub3c4\uc8fcxx, \uacf5\ub3ccxxx \uc774\ub7f0 \uc720\ud29c\ube0c \ucc44\ub110\uc5d0\uc11c 6n2 6p1 \uc570\ud504\ub97c \ubcf8 \uac83\uc774 \ud654\uadfc\uc774\uc5c8\uc2b5\ub2c8\ub2e4 \uc870\ub9bd\ub41c \uac83\uc744 \uc54c\ub9ac\uc5d0\uc11c \uc0ac\uc11c \ub4e4\uc5b4\ubcf4\ub2e4\uac00 \ub9cc\ub4e4\uc5b4\ubcf4\uace0 \uc2f6\ub2e4 \uc774\ub7f0 \uc0dd\uac01\uc774 \ub4e4\uc5b4\uc11c 6H8C\/EL34 SE amp \ud0a4\ud2b8\ub97c \uc0ac\uc11c \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8 \ud0a4\ud2b8\ub294 \uc9c0\uae08\uc740 \ud68c\ub85c \ubcc0\uacbd\uc744 \ud1b5\ud574 EL34 \ub300\uc2e0\uc5d0 5B\/255M\uc774\ub77c\ub294 6L6\uc640 EL34 \uc911\uac04 \uc815\ub3c4 \uc131\ud5a5\uc758 …
\uc800\uc758 \ub3d9\uad74\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4<\/span> \ub354\ubcf4\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":2019,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[234,233],"class_list":["post-2008","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-108","tag-mans-cave","tag-233"],"_links":{"self":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/2008","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2008"}],"version-history":[{"count":1,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/2008\/revisions"}],"predecessor-version":[{"id":2022,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/posts\/2008\/revisions\/2022"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=\/wp\/v2\/media\/2019"}],"wp:attachment":[{"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kyu.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}