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第五类局域网电缆测试仪在第一代的第五类型电缆测试仪之中，仪器信号的不平衡及内在的近程串扰（ＮＥＸＴ）是产生测试误差的主要原因。ＬＡＮｃａｔＶ是第一部经严格设计可以免除这种误差的手提电缆测试仪，并对第五类型线的测试提供高度的可信度。该产品是由美国Ｄａｔａｃ
Category 5 LAN Cable Tester Among the first generation of Category 5 cable testers, the imbalance of instrument signals and the inherent near-end crosstalk (NEXT) are the main causes of test errors. LANcatV is the first hand-held cable tester designed to eliminate this error and offers a high degree of confidence in the testing of Category 5 cables. The product is from the United States Datac