电线50M宽带用什么类型的网线好

注意是网线
2025-03-18 09:22:46
推荐回答(2个)
回答1:

50M用国产的超5类线就行了,就是市场上卖的1点几元的那种,我是作过实际测试的,对你50M完全没有问题的。测试的是从光纤猫到最后电脑,距离320米左右吧,中间经过4个交换机,最长的80米元,测速度达到70M。
买网线的的绝招就是用火烧,然后看烧完后的颜色,用手刮一下,颜色越接近原色质量越好,如果是铁的,是黑色的。现在这种铁线到处都是,10米20米将就用也行,但长了不行,这种铁质的我没有进行过测试,因为从来不用。最可恶的是铜包铁的水平真的很高,用烧的方法就OK。
还有,现在的网线普遍是线径细一些,所以压水晶头时会不好压,时间长了一拽就头了掉了。所以你得买达标的线。
还有线上的线标1米可不一定真的是一米,你会遇到小于1米的,现在的其他线也是,线上有米号,但那个米号间距离我遇到过0.91米的,你最好让卖家用米尺量,而不是看线上的标号。
实际线中还有铜包铝,网线的好坏除了铜的纯度,线径还有线的双绞程度,双姣的越密越紧越好,6类线我买过1元7的,区别是4对线中间加了尼龙支架,作用是避免电容效应,也就是四组线间的信号干扰(距离越近,电容量越大,对高频信号越不利)。

回答2:

超七类
屏蔽和干扰要小的多
虽然你感觉不到多大的改变
但这个线确实有这些改变

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