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Light Tube
flashlight1, originally uploaded by Black Heart Industries. This was a brass light tube. I’ve never seen this before. External source to power light bulb, brightness controlled by sliding cover....
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Light guide clock part 9
Light guide clock part 9, originally uploaded by Black Heart Industries. Shortly after this picture was taken, I managed to fry the four LEDs that are illuminated. Oops. Stopped, ate, and I’m now...
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Light guide clock part 11
Light guide clock part 11, originally uploaded by Black Heart Industries. Finally had some time to work on this. This was difficult to photograph. I still didn’t quite get it right. The LEDs are...
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Light guide clock part 12
Light guide clock Part 12, originally uploaded by Black Heart Industries. Another bad photo. The LEDs are glowing white. I reworked the circuit to reduce the current to about 65 mA. Basically the...
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