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作为数字化先锋的数字硬盘录像机(DVR),正在受到人们的垂青,特别在金融、保险领域得到了广泛应用。DVR厂家也从10多家迅速增加到上百家,品牌鱼龙混杂,质量和价格上更是参差不齐。如何选购一歉适合自己的数字硬盘录像机?下面是笔者的一些选购意见。一、了解技术参数任何一项产品的选购,总是围绕用户需要实现的功能来进行的,DVR也不例外。DVR有几个硬指标,如支持的最大通道数、帧/每路、有无同步音频等。在实际应用中,如果你对监
As a pioneer in digital digital hard disk recorders (DVR), is being favored by people, especially in the financial and insurance fields have been widely used. DVR manufacturers have also rapidly increased from more than 10 to more than 100 companies. The brands are mixed and the quality and price are uneven. How to buy an apology for your own digital hard disk recorder? Here are some of the author’s purchase advice. First, to understand the technical parameters of any product purchase, always around the user needs to achieve the function to carry out, DVR is no exception. DVR has several hard indicators, such as the maximum number of channels supported, frame/per channel, and whether or not the audio is synchronized. In practical applications, if you