iamdarkyoshi's Box Of Stupid
Very cool discovery! A 345nm flashlight (different wavelength than the "near UV" LEDs that are more common) can be used to reveal the phosphor colour on a monochrome tube! However, not always. I have an amber tube from Clinton that doesn't glow, but it just…
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To show off a 345nm flashlight's ability to show off screenburn, this trinitron tube shows it incredibly well under this flashlight