HDMI線材好壞是只能單看價格嗎? - 3C

By Brianna
at 2016-10-04T20:42
at 2016-10-04T20:42
Table of Contents
我有在用一個「一分三的分接盒」。
NB--------->分接盒---->LCD
第四台-------| |
|
XBOX-------------
上面三條HDMI線都是不同廠商,NB、XBOX接到分接盒的HDMI的線比較貴。
有一天NB的那一條線壞了,於是我就去電子材料行隨便買一條便宜的HDMI線
我接到NB後,NB可以偵測到我接到了LCD,甚至還可以設定主營幕在那一台營幕,
但很奇怪LCD是就是完全沒畫面。
然後我試著「不透過分接盒」,直接NB用這一條線接到LCD,是正常可以用的。
但「透過分接盒」,就是偵測的到LCD但沒畫面。
於是接下來我再用「比較貴的線」,然後透過「分接盒」,此時
NB--->分接盒---->LCD 就可正常了。所以此時我可以確定問題出在「線」。
我猜測的結論就是:
因為透過分接盒會訊號衰減,所以如果用到線材比較爛的線,就會造成
偵測的到,但無法完全訊號傳遞,而造成LCD無法顯示.......
如果結論是上面這樣,那到底是要怎麼挑HDMI線呢?直接挑最貴的嗎?= =
--
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