HD era brings mini HDMI cables into our lives
When it comes to high-definition, we cannot escape relating to HDMI. Best transmission scheme known as the era of high definition HDMI also approached thousands of families, we bought the plasma TV, LCD TV, rear projection TV, Blu-ray DVD, projectors, computers, etc. have all coupled with a HDMI interface, in order to these devices are well connected, mini HDMI cable is essential. However, mini HDMI cable appears to be the same, but the option, but very demanding.
HDMI is specifically developed for high-definition audio-visual equipment transmission interface, the interface, wire, connectors and other manufacturing process is also put forward higher requirements, in order to ensure the quality of the transmitted signal. Buy mini HDMI cable, if we can pay attention to the following points, easier to buy excellent quality, affordable mini HDMI cable.
HDMI since its launch, has been upgraded from version 1.0, version 1.1, version 1.2, version 1.3 to version 1.4. Compared with the previous version, HDMI1.4 version has greater bandwidth from 4.96Gbps doubled to 10.5Gbps, able to transmit higher flow HD programming, support 3D display supports 4096 x 2160 30Hz large screen display; The HDMI1.4 Version also joined the unimpressed audio multi-track high-traffic and non-lossy compression the audio, (Dolby True HD and DTS-HD Master Audio) support. In other words, if the interface and wire HDMI1.4 version, then it can transmit higher bit rate, the higher the number of colors, with better sound quality high-definition television programs.
However, version 1.4 HDMI has launched frequent market, video cable, but there are still 1.3 and 1.4 versions of the points at the time of purchase, of course, we HDMI1.4 version of the priority line. Only the 1.4 version of the mini HDMI cable set higher requirements on the quality of the wire itself, which means that support version 1.4 video cable is more expensive. Also, pay attention to some unscrupulous businessmen to take version 1.3 posing Version 1.4 Sales
Generally, a good mini HDMI cable, it should use copper as the inner core, now the upscale the innermost core using the professional 28AWG high purity oxygen-free copper, the transmission efficiency can be further improved. So that it is more conducive to assure the quality of the transmitted signal. Shoddy work, poor quality HDMI, it will cost a lot of core or other alloy. Purchase a video cable, we simply cannot see inside it is material, so a lot of the time only by the touch judge. General, copper core HDMI relatively soft, it is correspondingly easier to bend, the core is not, sent up to look very hard. If possible, you can also take the magnet test; can determine whether the mini HDMI cable with a core.
In addition to the inward core, the joint process is also one of the key factors affecting the quality of mini HDMI cable. Good HDMI connector, should be smooth and bright, no flaws. There is a shield for the video cable is also extremely important to directly determine the anti-interference performance of the wire. In general, high-quality mini HDMI cable shield works well, and the package is very compact.
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