ul chwilio tystysgrif

Underwriters Laboratories (UL) is one of the oldest safety certification companies in the world. They certify products, facilities, processes or systems against industry standards. In doing so, they have issued more than 20 different UL certifications for a wide range of categories. Do your hardware products require UL certification? UL certification is a North American…

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The Federal Communications Commission (FCC) is an independent agency of the United States federal government. It was created in 1934 by an act of the U.S. Congress, led by Congress. Once you are ready to mass-produce your device, the FCC authorization process begins. These devices have been tested to determine if they may cause interference…