Questions tagged [uv]
Ultraviolet electromagnetic radiation, which has a shorter wavelength than visible light. Use for questions about ultraviolet radiation in the context of electronics design, such as the use of ultraviolet emitting LEDs, erasure of EPROM using ultraviolet, etc.
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Coin cell to power a 5mm UV LED?
I am a beginner with LED lights, but would like to use a 5mm UV LED to make a pendant with a small fluorescent crystal.
(This is what I purchased (https://www.amazon.com/uxcell-365-370nm-Ultraviolet-...
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Are UV LEDs really dangerous?
I just bought some UV LEDs
I bought them for testing banknotes and identity papers. I read the documentation and saw some warnings about UV light in which the vendor advises not to look directly at ...
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Can an EPROM be "refreshed" without UV erasing?
I have lots of AM27C512 EPROMS (with the UV window) which are quite old (1980's.) Using a Xeltek SuperPro 3000U, most can still be read and verified. A few have failed outright and were replaced.
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Determining the best UV exposure time
I would like to manufacture DIY PCB. I am planning to make a UV box like on this link, then I wonder how I can determine the best UV exposure time?
or if I use the Sun as the UV source, how I can ...
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Using a CFL ballast to power 9W UV tubes
I would like to build a low-cost home UV exposure box for PCB manufacturing. Recently my attention was brought to these dirt cheap UV bulbs which are used in manicure drying lamps. I have the ballast ...