{"id":3129,"date":"2025-03-25T08:37:32","date_gmt":"2025-03-25T08:37:32","guid":{"rendered":"https:\/\/commmesh.com\/?p=3129"},"modified":"2025-04-03T06:44:28","modified_gmt":"2025-04-03T06:44:28","slug":"what-is-otdr","status":"publish","type":"post","link":"https:\/\/commmesh.com\/am\/what-is-otdr\/","title":{"rendered":"OTDR \u121d\u1295\u12f5\u1295 \u1290\u12cd\u1361 \u12a0\u1320\u1243\u120b\u12ed \u12a5\u12ed\u1273"},"content":{"rendered":"
\u121d\u1235\u120d \u12a0\u1295\u12f5 OTDR<\/em> \u12a5\u1295\u12f0 \u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad \u1294\u1275\u12c8\u122d\u12ae\u127d \u1235\u1208\u1273\u121d \u12a0\u12ed\u1295 \u1218\u122d\u121b\u122a - \u12ed\u1205 \u1218\u1233\u122a\u12eb \u1230\u134a \u122d\u1240\u1275 \u120b\u12ed \u12eb\u1209 \u1218\u1228\u1303\u12ce\u127d\u1295 \u12e8\u121a\u12eb\u1313\u1309\u12d9 \u12ac\u1265\u120e\u127d \u12e8\u1270\u12f0\u1260\u1241 \u12dd\u122d\u12dd\u122e\u127d\u1295 \u12e8\u121a\u12eb\u130b\u120d\u1325 \u1218\u1233\u122a\u12eb \u1290\u12cd\u1363 \u120d\u12ad \u12a5\u1295\u12f0 sleuth \u134d\u1295\u132d \u12a5\u1295\u12f0\u121a\u1230\u1260\u1235\u1265\u1362 \u12a6\u1355\u1272\u12ab\u120d \u1273\u12ed\u121d-\u130e\u122b \u12a0\u1295\u1338\u1263\u122b\u1242 \u1260\u1218\u1263\u120d \u12ed\u1273\u12c8\u1243\u120d\u1363 \u12a0\u1295\u12f5 OTDR<\/a><\/em> \u12a8\u1274\u120c\u12ae\u121d \u1218\u1210\u1295\u12f2\u1236\u127d \u12a5\u1235\u12a8 \u12f3\u1273 \u1234\u1295\u1270\u122d \u1274\u12ad\u1292\u123b\u1296\u127d \u12f5\u1228\u1235 \u1260\u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad\u1235 \u1208\u121a\u1230\u122b \u121b\u1295\u129b\u12cd\u121d \u1230\u12cd \u12a0\u1235\u1348\u120b\u130a \u1290\u12cd\u1362 \u1265\u1270\u12c8\u1233\u12ba \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em>\u1363 \u12e8\u134b\u12ed\u1260\u122d \u12ac\u1265\u120e\u127d\u1295 \u12e8\u121a\u1348\u1275\u123d \u12a5\u1293 \u12ab\u122d\u1273 \u12e8\u121a\u12eb\u12f0\u122d\u130d \u1218\u1233\u122a\u12eb \u1290\u12cd\u1363 \u12e8\u121d\u120d\u12ad\u1275 \u1218\u1325\u134b\u1275\u1295\u1363 \u12ad\u134d\u1270\u1276\u127d\u1295 \u12a5\u1293 \u1235\u1205\u1270\u1276\u127d\u1295 \u12a8\u1275\u12ad\u12ad\u1208\u129b \u1275\u12ad\u12ad\u1208\u129b\u1290\u1275 \u130b\u122d \u12eb\u1233\u12eb\u120d\u1362 \u12ed\u1205 \u1218\u1218\u122a\u12eb \u12c8\u12f0 \u12cd\u1235\u1325 \u12d8\u120d\u1246 \u12ed\u1308\u1263\u120d \u12e8 OTDR \u1219\u12a8\u122b \u121d\u1295\u12f5\u1290\u12cd?<\/em>\u1363 \u1218\u12ab\u1292\u12ae\u127d \u1363 \u12a0\u1355\u120a\u12ac\u123d\u1296\u127d \u12a5\u1293 \u12e8\u12cb\u130b \u12a0\u12c8\u1323\u1325 \u1309\u12f3\u12ee\u127d \u1363 \u1208\u1263\u1208\u121e\u12eb\u12ce\u127d \u12a5\u1293 \u12a0\u12f5\u1293\u1242\u12ce\u127d \u1219\u1209 \u121d\u1235\u120d \u12ed\u1230\u1323\u120d \u1362 \u12a8\u12a8\u134d\u1270\u129b \u1325\u122b\u1275 \u130b\u122d OTDR<\/em> \u12a8CommMesh \u12e8\u121a\u1308\u1299 \u1218\u1223\u122a\u12eb\u12ce\u127d\u1363 \u12ed\u1205 \u1218\u1223\u122a\u12eb \u12a5\u1295\u12f4\u1275 \u12e8\u134b\u12ed\u1260\u122d \u1294\u1275\u12c8\u122d\u12ae\u127d\u1295 \u1260\u1270\u1240\u120b\u1320\u1348 \u1201\u1294\u1273 \u12a5\u1295\u12f2\u1220\u122b \u12a5\u1295\u12f0\u121a\u12eb\u12f0\u122d\u130d \u12a5\u1295\u1218\u122d\u121d\u122d\u1362<\/p>\n\n\n\n\n\n \u1235\u1208\u12da\u1205\u1363 \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em>? \u1260\u12cb\u1293\u12cd \u120b\u12ed\u1363 \u12a4 OTDR<\/em>\u12a6\u1355\u1272\u12ab\u120d \u1273\u12ed\u121d-\u130e\u122b \u12a0\u1295\u1338\u1263\u122b\u1242 - \u12e8\u121a\u1218\u1228\u121d\u122d \u120d\u12e9 \u1218\u1223\u122a\u12eb \u1290\u12cd\u1362 \u12e8\u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad \u12ac\u1265\u120e\u127d<\/a> \u1260\u12a5\u1290\u1231 \u1260\u12a9\u120d \u12e8\u1265\u122d\u1203\u1295 \u1295\u1323\u134e\u127d\u1295 \u1260\u1218\u120b\u12ad \u12a5\u1293 \u12e8\u121a\u1218\u1208\u1231\u1275\u1295 \u1290\u1338\u1265\u122b\u1245 \u1260\u1218\u1208\u12ab\u1275. \u12e8100 \u12aa.\u121c \u12e8\u1274\u120c\u12ae\u121d \u12e8\u1300\u122d\u1263 \u12a0\u1325\u1295\u1275\u121d \u1206\u1290 \u12e8500\u121c \u12f3\u1273 \u1234\u1295\u1270\u122d \u120a\u1295\u12ad \u1265\u122d\u1203\u1295 \u121d\u1295 \u12eb\u1205\u120d \u122d\u1240\u1275 \u12a5\u1295\u12f0\u121a\u1313\u12dd \u12e8\u121a\u12eb\u1233\u12ed \u12e8\u134b\u12ed\u1260\u122d \u121d\u122d\u1218\u122b \u12a0\u12ed\u1290\u1275 \u1290\u12cd\u1362 \u12a0\u1295 OTDR<\/em> \u1260\u1290\u1320\u120b \u121e\u12f5 \u134b\u12ed\u1260\u122d (\u1208\u121d\u1233\u120c \u1363 G652D<\/a> \u1208\u1228\u1305\u121d \u1229\u132b\u12ce\u127d) \u12a5\u1293 \u1218\u120d\u1272\u121e\u12f5 \u134b\u12ed\u1260\u122d (\u1208\u121d\u1233\u120c OM4 \u1208\u12a0\u132d\u122d \u130a\u12dc)\u1363 \u1241\u120d\u134d \u1218\u1208\u12aa\u12eb\u12ce\u127d\u1295 \u1218\u1208\u12ab\u1275 \u12a5\u1295\u12f0 \u121b\u12f3\u12a8\u121d (\u1208\u121d\u1233\u120c 0.2 \u12f2\u1262\u1262\/\u12aa\u121c)\u1363 \u12e8\u1235\u1355\u120a\u1235 \u1218\u1325\u134b\u1275 (\u1208\u121d\u1233\u120c 0.1 \u12f2\u1262\u1262) \u12a5\u1293 \u1325\u134b\u1276\u127d (\u1208\u121d\u1233\u120c \u126015 \u12aa\u121c \u12a5\u1228\u134d\u1275)\u1362 \u1208\u121d\u1233\u120c\u1363 \u12a0\u1295\u12f5 \u1274\u12ad\u1292\u123b\u1295 \u120a\u1320\u1240\u121d \u12ed\u127d\u120b\u120d\u1362 OTDR<\/em> \u12e8 20 \u12aa.\u121c \u1290\u1320\u120b \u121e\u12f5 \u134b\u12ed\u1260\u122d\u1295 \u1208\u1218\u1348\u1270\u123d \u1363 0.3 \u12f2\u1262\u1262 \u1235\u1355\u120a\u1275 \u1260 8 \u12aa.\u121c - \u12e8\u12a0\u12cd\u1273\u1228 \u1218\u1228\u1265 \u12a0\u1235\u1270\u121b\u121b\u129d\u1290\u1275\u1295 \u1208\u121b\u1228\u130b\u1308\u1325 \u12a0\u1235\u1348\u120b\u130a \u1218\u1228\u1303\u1362<\/p>\n\n\n\n \u12cd\u1260\u1275 \u12e8 \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u1260\u1320\u1245\u120b\u120b\u12cd \u122d\u12dd\u1218\u1275 \u12e8\u12ac\u1265\u1209\u1295 \u1201\u1294\u1273 \u1260\u12ab\u122d\u1273 \u12e8\u1218\u1245\u1228\u133d \u127d\u120e\u1273\u12cd \u120b\u12ed \u1290\u12cd\u1362 \u12e8\u120d\u1265 \u121d\u1275 \u12ed\u120d\u12ab\u120d - \u1260 1310 nm - \u12a5\u1293 \u1290\u1338\u1265\u122b\u1246\u127d \u1208\u1218\u1218\u1208\u1235 \u1208\u121d\u1295 \u12eb\u1205\u120d \u130a\u12dc \u12a5\u1295\u12f0\u121a\u1348\u1305 (\u1208\u121d\u1233\u120c 10 \u03bcs \u121b\u1208\u1275 ~ 1 \u12aa.\u121c \u1260\u134b\u12ed\u1260\u122d \u12cd\u1235\u1325) \u1363 \u1260\u121d\u120d\u12ad\u1275 \u120b\u12ed \u12ab\u1208\u12cd \u122d\u1240\u1275 \u120b\u12ed \u12e8\u1232\u130d\u1293\u120d \u1325\u1295\u12ab\u122c\u1295 \u12ed\u120d\u12ab\u120d\u1362 \u12ed\u1205 \u12f1\u12ab \u124b\u121a \u12e80.2 \u12f2\u1262\u1262\/\u12aa\u121c \u12aa\u1233\u122b\u20144 \u12f2\u1262\u1262 \u12a820 \u12aa\u121c \u1260\u120b\u12ed \u2014 \u1232\u12f0\u1218\u122d \u12a5\u1295\u12f0 0.2 \u12f2\u1262\u1262 \u121b\u1308\u1293\u129b \u12602 \u12aa\u121c \u12c8\u12ed\u121d \u1260\u12a5\u1228\u134d\u1275 \u130a\u12dc \u1219\u1209 \u1320\u1265\u1273 \u12eb\u1209 \u12ad\u1235\u1270\u1276\u127d\u1295 \u120a\u12eb\u1233\u12ed \u12ed\u127d\u120b\u120d\u1362 \u12a0\u12f2\u1235 \u1218\u132b\u1291\u1295 \u121b\u1228\u130b\u1308\u1325 \u12c8\u12ed\u121d \u1235\u1205\u1270\u1275\u1295 \u1218\u120b \u1218\u1348\u1208\u130d\u1363 \u12a0 OTDR<\/em> \u12e8\u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad \u1294\u1275\u12c8\u122d\u12ae\u127d \u1260\u1270\u127b\u120b\u1278\u12cd \u1218\u1320\u1295 \u12a5\u1295\u12f2\u1230\u1229 \u1208\u121b\u12f5\u1228\u130d \u12e8\u121a\u12eb\u1235\u1348\u120d\u1309\u1275\u1295 \u130d\u1295\u12db\u1264\u12ce\u127d\u1295 \u12ed\u1230\u1323\u120d\u1362<\/p>\n\n\n\n \u1218\u1228\u12f3\u1275 \u12e8 OTDR \u1219\u12a8\u122b \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u1260\u12a0\u1230\u122b\u122d \u1218\u122d\u1206\u12cd \u12ed\u1300\u121d\u122b\u120d\u1361 \u12e8\u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad \u12ac\u1265\u120d\u1295 \u1208\u1218\u1218\u122d\u1218\u122d \u1265\u122d\u1203\u1295 \u12ed\u1320\u1240\u121b\u120d \u12a5\u1293 \u12e8\u1218\u1218\u1208\u123b \u121d\u120d\u12ad\u1276\u127d\u1295 \u12ed\u1270\u1228\u1309\u121b\u120d \u1324\u1295\u1290\u1271\u1295 \u12eb\u1233\u12eb\u120d\u1362 \u12a0\u1295 OTDR<\/em> \u12a0\u132d\u122d \u121d\u1275\u2014\u1208\u121d\u1233\u120c\u1361 10 ns \u1235\u134b\u1275\u2014\u12c8\u12f0 \u1243\u132b\u12cd \u12cd\u1235\u1325 \u12a5\u1295\u12f0 \u121b\u1308\u1293\u129b \u12eb\u1235\u1300\u121d\u122b\u120d\u1362 SC\/APC<\/a>. \u12e8\u120d\u1265 \u121d\u1275 \u1260\u121a\u1313\u12dd\u1260\u1275 \u130a\u12dc\u1363 \u12a0\u1295\u12f3\u1295\u12f5 \u1265\u122d\u1203\u1295 \u1260\u12a0\u1309\u120a \u1218\u1290\u133d\u122d \u1309\u12f5\u1208\u1276\u127d (\u122c\u12ed\u120a\u130d \u1218\u1260\u1270\u1295) \u12c8\u12f0 \u128b\u120b \u12ed\u1260\u1270\u1293\u1209\u1363 \u1275\u120b\u120d\u1245 \u12ad\u1235\u1270\u1276\u127d - \u1218\u130b\u1320\u121a\u12eb\u12ce\u127d\u1363 \u121b\u1308\u1293\u129b\u12ce\u127d \u12c8\u12ed\u121d \u1218\u1230\u1263\u1260\u122d - \u12e8\u1260\u1208\u1320 \u12eb\u1295\u1340\u1263\u122d\u1243\u1209 (Fresnel \u1290\u1338\u1265\u122b\u1245<\/a>). \u12e8 OTDR<\/em> \u12a5\u1290\u12da\u1205 \u1290\u1338\u1265\u122b\u1246\u127d \u12e8\u121a\u12c8\u1235\u12f1\u1275\u1295 \u130a\u12dc \u12ed\u1208\u12ab\u120d - \u1208\u121d\u1233\u120c 5 \u03bcs \u12a8 500 \u121c\u1275\u122d \u130b\u122d \u12a5\u12a9\u120d \u1290\u12cd - \u12a5\u1293 \u1325\u1295\u12ab\u122c\u12eb\u1278\u12cd, \u12aa\u1233\u122b (\u1260\u12f2\u1262) \u12a5\u1293 \u12a8\u122d\u1240\u1275 \u130b\u122d \u12e8\u121a\u12eb\u1245\u12f5 \u12f1\u12ab \u12ed\u1348\u1325\u122b\u120d.<\/p>\n\n\n\n \u1208\u121d\u1233\u120c, \u12c8\u1245\u1275 \u12e8 OTDR \u1219\u12a8\u122b<\/em> \u1260 30 \u12aa.\u121c \u134b\u12ed\u1260\u122d \u120b\u12ed \u1363 \u12f1\u12ab\u12cd \u12e8 0.2 \u12f2\u1262\u1262 \/ \u12aa\u121c \u1218\u1290\u123b \u1218\u1235\u1218\u122d -6 \u12f2\u1262\u1262 \u12a0\u1320\u1243\u120b\u12ed - \u1260 0.15 \u12f2\u1262\u1262 \u1235\u1355\u120a\u1275 \u1260 10 \u12aa.\u121c \u12a5\u1293 \u1260 2 \u12f2\u1262\u1262 \u12a5\u1228\u134d\u1275 \u1260 25 \u12aa.\u121c. \u1241\u120d\u1241\u1208\u1271 \u121b\u123d\u1246\u120d\u1246\u1209\u1295 \u12e8\u121a\u12eb\u1218\u1208\u12ad\u1275 \u1232\u1206\u1295 \u1239\u120d \u12c8\u12ed\u121d \u1320\u1265\u1273\u12ce\u127d \u12f0\u130d\u121e \u12ad\u1235\u1270\u1276\u127d\u1295 \u12eb\u1218\u1208\u12ad\u1273\u1209 - \u1208\u121d\u1233\u120c \u1260 0.3 \u12f2\u1262\u1262 \u121b\u1308\u1293\u129b \u1260 5 \u12aa.\u121c \u1218\u1325\u134b\u1275 \u12c8\u12ed\u121d \u1260\u1235\u1205\u1270\u1275 \u120b\u12ed \u12eb\u1208 \u1308\u12f0\u120d\u1362 \u12e8\u121a\u1235\u1270\u12ab\u12a8\u1209 \u1245\u1295\u1305\u1276\u127d \u12a5\u1295\u12f0 \u12e8\u120d\u1265 \u121d\u1275 \u1235\u134b\u1275 (\u1208\u121d\u1233\u120c\u1363 10 ns \u1208\u12a0\u132d\u122d \u12ad\u120d\u120d\u1363 1 \u03bcs \u1208\u1228\u1305\u121d) \u12a5\u1293 \u1270\u1208\u12cb\u12cb\u132d \u12ad\u120d\u120d (\u1208\u121d\u1233\u120c\u1363 40 dB \u1208 200 \u12aa\u121c) \u12e8 OTDR \u1219\u12a8\u122b<\/em> \u12dd\u122d\u12dd\u122e\u127d\u1295 \u12a5\u1293 \u122d\u1240\u1275\u1295 \u1218\u1208\u12e8\u1275 \u12ed\u127d\u120b\u120d \u1362 \u12ed\u1205 \u1202\u12f0\u1275 \u12eb\u12f0\u122d\u1308\u12cb\u120d \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u1208\u121d\u122d\u1218\u122b\u12ce\u127d \u1328\u12cb\u1273 \u1208\u12cb\u132d.<\/p>\n\n\n\n \u12a0\u1295 OTDR<\/em> \u12e8\u1275\u12ad\u12ad\u1208\u129b \u12ad\u134d\u120e\u127d \u12f5\u1265\u120d\u1245 \u1290\u12cd - \u12e8\u121a\u12eb\u1260\u1228\u1273\u1273\u12cd \u12ed\u1205 \u1290\u12cd\u1362<\/p>\n\n\n\n \u12a5\u1290\u12da\u1205 \u12a0\u12ab\u120b\u1275 \u12ed\u1220\u122b\u1209 \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u12a5\u12cd\u1290\u1273-CommMesh's OTDR<\/em> \u12a0\u1203\u12f6\u127d \u1208\u1275\u12ad\u12ad\u1208\u129b\u1290\u1275 \u12a0\u1235\u1270\u121b\u121b\u129d \u1295\u12f5\u134e\u127d\u1295 \u12eb\u1240\u122d\u1263\u1209 \u12e8 OTDR \u1219\u12a8\u122b<\/em>.<\/p>\n\n\n\n \u12e8 OTDR \u1219\u12a8\u122b \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u12e8\u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad \u12a0\u1235\u1270\u121b\u121b\u129d\u1290\u1275 \u1241\u120d\u134d \u12ab\u120d\u1206\u1290? \u12a0\u1235\u1348\u120b\u130a \u1290\u12cd \u121d\u12ad\u1295\u12eb\u1271\u121d \u12a5\u1295\u12f0 \u1203\u12ed\u120d \u121c\u1275\u122e\u127d \u12ab\u1209 \u1240\u120b\u120d \u1218\u1233\u122a\u12eb\u12ce\u127d \u130b\u122d \u12e8\u121b\u12ed\u1218\u1233\u1230\u120d \u12dd\u122d\u12dd\u122d\u1363 \u12a0\u12ab\u1263\u1262-\u1270\u12ae\u122d \u12cd\u1202\u1265\u1295 \u12ed\u1230\u1323\u120d\u1362 \u12a8\u1270\u132b\u1290 \u1260\u128b\u120b, \u12e8 OTDR \u1219\u12a8\u122b<\/em> \u1325\u122b\u1271\u1295 \u12eb\u1228\u130b\u130d\u1323\u120d\u2014\u1208\u121d\u1233\u120c\u1361 \u12e825 \u12aa\u121c \u121b\u1308\u1293\u129b \u12a80.2 \u12f2\u1262\u1262\/\u12aa\u121c (5 \u12f2\u1262\u1262 \u12f5\u121d\u122d) \u12a810\u1302 \u12dd\u122d\u12dd\u122d (17 \u12f2\u1262\u1262 \u1263\u1300\u1275) \u130b\u122d \u12ed\u1323\u1323\u121b\u120d\u2014\u12e8\u1270\u1246\u122b\u1228\u1321 (\u1208\u121d\u1233\u120c\u1361 0.1 \u12f2\u1262\u1262) \u12a5\u1293 \u121b\u1308\u1293\u129b\u12ce\u127d (\u1208\u121d\u1233\u120c\u1361 0.2 \u12f2\u1262\u1262) \u121d\u120d\u12ad\u1276\u127d\u1295 \u12a5\u1295\u12f0\u121b\u12ed\u1325\u1231 \u12eb\u1228\u130b\u130d\u1323\u120d\u1362 \u12e8\u1283\u12ed\u120d \u1218\u1208\u12aa\u12eb \u12a820 \u12aa\u120e \u121c\u1275\u122d \u1260\u120b\u12ed \u12e84 \u12f2\u1262\u1262 \u12aa\u1233\u122b \u120a\u12eb\u1233\u12ed \u12ed\u127d\u120b\u120d\u1363 \u130d\u1295 \u12a0\u1295\u12f5 OTDR<\/em> \u12e8\u1275 \u12eb\u1233\u12eb\u120d\u2014\u1208\u121d\u1233\u120c\u1361- 0.5 \u12f2\u1262\u1262 \u126012 \u12aa\u121c \u120b\u12ed \u12eb\u1208\u12cd\u2014\u1208\u1275\u120d\u1245 \u12a0\u12cd\u1273\u1228 \u1218\u1228\u1266\u127d \u12a0\u1235\u1348\u120b\u130a \u12a5\u1295\u12f0 FTTH\u1362<\/p>\n\n\n\n \u1235\u1205\u1270\u1275 \u1218\u1348\u1208\u130d \u12e8\u1275 \u1290\u12cd \u12e8 OTDR \u1219\u12a8\u122b<\/em> \u1260\u12a5\u12cd\u1290\u1275 \u12ed\u1260\u120d\u1323\u120d\u1362 \u126040 \u12aa\u120e \u121c\u1275\u122d \u12e8\u1274\u120c\u12ae\u121d \u1218\u1235\u1218\u122d 10 \u12aa.\u121c \u1218\u1246\u122b\u1228\u1325 \u12a5\u1295\u12f0 \u1239\u120d \u1320\u1265\u1273 \u12ed\u1273\u12eb\u120d - \u1208\u121d\u1233\u120c \u1219\u1209 \u1290\u1338\u1265\u122b\u1245 \u126010.3 \u12aa.\u121c - \u1218\u1320\u1308\u1295\u1295 \u12c8\u12f0 \u12a0\u1295\u12f5 \u121c\u1275\u122d \u1232\u1218\u122b 0.3 \u12f2\u1262\u1262 \u1218\u1273\u1320\u134d \u12606 \u12aa\u121c \u12a8\u1320\u1295\u12ab\u122b \u12ad\u122b\u1263\u1275 \u1240\u12f5\u1218\u12cd \u12ed\u12eb\u12db\u1209 - \u1208\u121d\u1233\u120c \u12e8$15,000 \u12e8\u1218\u1228\u1303 \u121b\u12d5\u12a8\u120d \u1218\u124b\u1228\u1325\u1295 \u12ed\u12a8\u120b\u12a8\u120b\u120d\u1362 \u12ed\u1205 \u1275\u12ad\u12ad\u1208\u129b\u1290\u1275 \u12eb\u12f0\u122d\u1308\u12cb\u120d \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u1208\u1325\u1308\u1293 \u12a5\u1293 \u1208\u1275\u122d\u134d \u130a\u12dc \u12a0\u1235\u1348\u120b\u130a.<\/p>\n\n\n\n \u12e8 OTDR \u1219\u12a8\u122b<\/em> \u1230\u134a \u12e8\u134b\u12ed\u1260\u122d \u12a6\u1355\u1272\u12ad \u134d\u120b\u130e\u1276\u127d\u1295 \u12eb\u1308\u1208\u130d\u120b\u120d\u1362 \u1260\u1274\u120c\u12ae\u121d \u12cd\u1235\u1325 \u12e8\u1228\u1305\u121d \u122d\u1240\u1275 \u12a0\u1308\u1293\u129e\u127d\u1295 \u12ed\u1308\u1218\u130d\u121b\u120d - \u1208\u121d\u1233\u120c \u12e8 120 \u12aa.\u121c \u12e8\u1300\u122d\u1263 \u12a0\u1325\u1295\u1275 \u12a8 0.2 \u12f2\u1262\u1262 \/ \u12aa\u121c (24 \u12f2\u1262\u1262 \u12f5\u121d\u122d) \u130b\u122d, 0.15 \u12f2\u1262\u1262 \u1235\u1355\u120b\u1235 \u1260 60 \u12aa.\u121c \u12c8\u12ed\u121d \u1260 100 \u12aa.\u121c \u1218\u124b\u1228\u1325 - \u12e8 100G \u12a0\u1348\u1343\u1340\u121d \u12eb\u1228\u130b\u130d\u1323\u120d. \u1260\u1218\u1228\u1303 \u121b\u12d5\u12a8\u120e\u127d \u12cd\u1235\u1325\u1363 \u12a0\u1295\u12f5 OTDR<\/em> \u12a0\u132d\u122d \u1229\u132b\u12ce\u127d\u1295 \u12ed\u1348\u1275\u1293\u120d\u2014\u1208\u121d\u1233\u120c\u1361 \u12e8300\u121c OM4 \u12a0\u1308\u1293\u129d \u12a8 0.4 \u12f2\u1262\u1262 \u12aa\u1233\u122b \u130b\u122d - \u121b\u1308\u1293\u129b\u12ce\u127d\u1295 (\u1208\u121d\u1233\u120c\u1361 0.2 \u12f2\u1262\u1262 LC \u1325\u1295\u12f6\u127d) \u120840\u1302 \u1275\u122b\u134a\u12ad \u1218\u1348\u1270\u123d\u1362 \u1208 FTTH<\/a>\u12ab\u122d\u1273\u12cd \u12ed\u12c8\u122d\u12f3\u120d\u2014\u1208\u121d\u1233\u120c\u1361 \u12e815 \u12aa\u121c \u121b\u1308\u1293\u129b 0.2 \u12f2\u1262\u1262\/\u12aa\u121c \u12a5\u1293 0.1 \u12f2\u1262\u1262 \u1235\u1355\u120a\u1275\u1235 \u12605 \u12aa.\u121c \u12eb\u1233\u12eb\u120d\u2014\u1208\u1264\u1276\u127d \u12a0\u1308\u120d\u130d\u120e\u1275\u1295 \u12eb\u1228\u130b\u130d\u1323\u120d\u1362<\/p>\n\n\n\n \u1218\u120b \u1218\u1348\u1208\u130d \u120c\u120b\u12cd \u1241\u120d\u134d \u12a0\u1308\u120d\u130d\u120e\u1275 \u1290\u12cd - \u1208\u121d\u1233\u120c \u12e8 30 \u12aa\u120e \u121c\u1275\u122d \u12e8\u1308\u1320\u122d \u121b\u1308\u1293\u129b 1.5 \u12f2\u1262\u1262 \u1235\u1205\u1270\u1275 \u12a8\u12c8\u12f0\u1240 \u12db\u134d 25 \u12aa\u121c \u12c8\u12ed\u121d 5 \u12aa.\u121c \u12ab\u121d\u1353\u1235 0.4 \u12f2\u1262\u1262 \u1260\u121b\u1320\u134d \u12a8\u1270\u1240\u1320\u1240\u1320 \u1271\u1266 3 \u12aa.\u121c - \u1260\u134d\u1325\u1290\u1275 \u1218\u1320\u1308\u1295\u1362 \u12e8\u12a5\u12cd\u1245\u1293 \u121b\u1228\u130b\u1308\u132b\u121d \u1260\u12da\u1205 \u120b\u12ed \u12e8\u1270\u1218\u1230\u1228\u1270 \u1290\u12cd\u1362 OTDR<\/em>\u2014\u1208\u121d\u1233\u120c\u1361 \u12e810 \u12aa\u121c \u121b\u1308\u1293\u129b 2 \u12f2\u1262\u1262 \u12aa\u1233\u122b\u1295 \u1208\u121b\u12ad\u1260\u122d-\u1218\u1218\u12dd\u1308\u1265 \u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u1201\u1208\u1308\u1265 \u12a0\u1235\u1348\u120b\u130a\u1290\u1275.<\/p>\n\n\n\n \u1260\u121b\u1235\u1348\u1338\u121d \u120b\u12ed \u12e8 OTDR \u1219\u12a8\u122b<\/em> \u130d\u120d\u133d \u1202\u12f0\u1275\u1295 \u12ed\u12a8\u1270\u120b\u120d - \u1218\u12a8\u134b\u1348\u120d \u12ed\u12b8\u12cd\u1293.<\/p>\n\n\n\n CommMesh's OTDR<\/em> \u1260CommMesh \u12eb\u1209 \u1218\u1233\u122a\u12eb\u12ce\u127d \u12eb\u1243\u120d\u120b\u1209 \u12e8 OTDR \u1219\u12a8\u122b<\/em>- \u1208\u1275\u12ad\u12ad\u1208\u129b \u12cd\u1324\u1276\u127d \u12a0\u1235\u1270\u121b\u121b\u129d \u1218\u1233\u122a\u12eb\u12ce\u127d.<\/p>\n\n\n\n \u121b\u1295\u1260\u1265 \u12e8 OTDR \u1219\u12a8\u122b \u121d\u1295\u12f5\u1290\u12cd?<\/em> \u12cd\u1324\u1276\u127d \u1208\u12f5\u122d\u130a\u1275 \u12c8\u1233\u129d \u1293\u1278\u12cd. \u12e820 \u12aa\u121c \u12f1\u12ab 0.2 \u12f2\u1262\u1262\/\u12aa\u121c\u20144 \u12f2\u1262\u1262 \u12f5\u121d\u122d \u2014 \u1232\u12f0\u1218\u122d 0.2 \u12f2\u1262\u1262 \u1260\u12a0\u1295\u12f5 \u121b\u1308\u1293\u129b (\u1201\u1208\u1275 \u1325\u1295\u12f5\u1363 0.4 \u12f2\u1262\u1262)\u1363 \u1260\u12f5\u121d\u1229 4.4 \u12f2\u1263\u1262\u2014\u120810\u1302 \u1260\u1300\u1275 (17 \u12f2\u1262\u1262) \u12f0\u1205\u1295\u1290\u1271 \u12e8\u1270\u1320\u1260\u1240 \u12eb\u1233\u12eb\u120d\u1362 \u1260 8 \u12aa.\u121c \u120b\u12ed \u12eb\u1208\u12cd \u12e81 \u12f2\u1262\u1262 \u132b\u134d \u1218\u1325\u134e \u1235\u1295\u1325\u1245 \u12eb\u1233\u12eb\u120d - \u1208\u121d\u1233\u120c \u1363 \u12e8\u1270\u1233\u1233\u1271 \u134b\u12ed\u1260\u122d \u12a5\u1295\u12f0\u1308\u1293 \u1218\u1225\u122b\u1275 \u12e8\u121a\u12eb\u1235\u1348\u120d\u130b\u1278\u12cd - \u126015 \u12aa.\u121c \u120b\u12ed \u1219\u1209 \u1290\u1338\u1265\u122b\u1245 \u1218\u124b\u1228\u1325\u1295 \u12eb\u1233\u12eb\u120d - \u1208\u121d\u1233\u120c \u1363 \u12a8\u1218\u1246\u1348\u122d \u1218\u1246\u1228\u1325\u1362 \u1260 5 \u12aa.\u121c \u120b\u12ed \u12eb\u1208\u12cd 0.5 \u12f2\u1262\u1262 \u12eb\u120d\u1270\u1208\u1218\u12f0\u12cd \u1218\u1273\u1320\u134d \u121b\u1208\u1275 \u120a\u1206\u1295 \u12ed\u127d\u120b\u120d - \u1208\u121d\u1233\u120c \u1363 \u12a8\u1320\u1263\u1265 \u1271\u1266 - \u1208\u1218\u1320\u1308\u1295\u1362<\/p>\n\n\n\n\u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 OTDR \u121d\u1295\u12f5\u1295 \u1290\u12cd?<\/h2>\n\n\n\n
<\/a>\u12e8 OTDR \u1219\u12a8\u122b \u12a5\u1295\u12f4\u1275 \u12ed\u1230\u122b\u120d?<\/h2>\n\n\n\n
\u12e8\u12a0\u1295\u12f5 OTDR \u1241\u120d\u134d \u12a0\u12ab\u120b\u1275<\/h2>\n\n\n\n
\n
<\/a>\u12e8 OTDR \u1219\u12a8\u122b \u1208\u121d\u1295 \u12a0\u1235\u1348\u120b\u130a \u1290\u12cd?<\/h2>\n\n\n\n
\u1260\u12a6\u1355\u1272\u12ab\u120d \u134b\u12ed\u1260\u122d \u12cd\u1235\u1325 \u12e8 OTDR \u1218\u1270\u130d\u1260\u122a\u12eb\u12ce\u127d<\/h2>\n\n\n\n
<\/a>\u12e8OTDR \u1219\u12a8\u122b\u1295 \u12a5\u1295\u12f4\u1275 \u121b\u12a8\u1293\u12c8\u1295 \u12a5\u1295\u12f0\u121a\u127b\u120d<\/h2>\n\n\n\n
\u1208 OTDR \u1219\u12a8\u122b \u1260\u121b\u12d8\u130b\u1300\u1275 \u120b\u12ed<\/h3>\n\n\n\n
\n
\u12e8 OTDR \u1348\u1270\u1293\u1295 \u1260\u121b\u1204\u12f5 \u120b\u12ed<\/h3>\n\n\n\n
\n
\u12e8OTDR \u12e8\u121d\u122d\u1218\u122b \u12cd\u1324\u1276\u127d\u1295 \u1218\u1228\u12f3\u1275<\/h2>\n\n\n\n