Recent news regarding programmable LEDs sourcing out of China has prompted this article. With a keen eye toward ‘caveat emptor’, we present a guide on what questions to ask of potential suppliers that you are evaluating in the field of addressable LEDs. LM-80 – This standard relates to lumen depreciation, which is the term used
When you are looking for a product and want to make sure it has a safety rating and is suitable for use in your end product, you must be aware of the slight differences in wording associated with UL labels. UL Listed – This means that samples of the device have been physically tested by
If you are a supply-chain specialist or an engineer in the electronics industry, you know what RoHS is. You may even know about RoHS 2. But are you ready for RoHS 3? For those that want to learn, RoHS is the Restriction Of Hazardous Substances, a law that originated in the European Union in 2002.
Programmable LED strips are fantastic when it comes to adding color patterns to almost anything. But one thing to keep in mind is the power that will be required to run them. Yes, LEDs use much less power than incandescent lights, as most of us know from buying them for our home lighting, but they
If you’ve ever dimmed a programmable led, you have certainly noticed that the response is non-linear. If you ramp up the duty cycle from zero to one hundred percent, you’ve noticed that the led gets brighter very quickly at the start, then somewhere around the fifty percent mark it stops getting brighter at all. On
Most consumer electronics products use indicator lights to display the status of the unit to the customer. Is the power on? Has the unit booted? Is it receiving traffic? These indicator lights are used by technical support personnel to help consumers work through problems they are having. These indicators are almost always LEDs, and they
Have you ever seen an advertisement for “Left Hand” USB cable and wondered just what the heck that even is? Well, you’ve come to the right place, because we’re going to tell you all about how to define and shop for angled cable assemblies. Most cable types for common consumer usage come in straight lengths,
Abstract Selecting the proper HDMI cable can be a challenging problem in today’s environment of Internet sales, with sites such as Alibaba opening up access to suppliers in the Far East that may not be as scrupulous as they purport to be. The wary buyer must now become technically aware of standards and specifications in
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