Forum Discussion
MEXICOWANDERER
Jan 09, 2021Explorer
I first need to get my hands on electrical bulb socket adapters that change a socket into a receptacle. Keyed 2 slots. It's nuts. They just don't have them down here. Over the years I must have looked in 50 hardware stores and high-end electrical supply houses.
I want a fixture across a pair of cabinets bracketing the stove and sink. Then in the to-be workshop, I am ready to actually build from my stockpile. But the big chips will take a Meanwell 36 volt power supply and another hideously expensive order of Arctic Silver. I am an OEM for the product. I'll bet two strategically placed 50-watt chips would light up that 15x15 room. I don't use a driver because they horribly underdrive the chips. I set the ma across the junction to summertime ceiling ambient heat minus .3 volt then monitor ma usage on a meter. Shooting the P/N temp directly while adjusting the voltage lets me know where the critical threshold is. 109 watts actual AC draw will be tolerable energy wise. The Pentium 5 spiral heatsinks with fan are difficult with these big chips. Their edges lay out onto the fins. Hence, the silver epoxy rather than tapped screws.
The kitchen fixture may be used an hour a day total but the workshop lights may stay on for 5-6 hours a day so maybe Costco is the best choice. I can always return them and claim I don't like the way they part their hair, and get a refund when they die.
My next project was inspired by gawking at the interior of a hospital surgery room at the giant screen the heart surgeon uses. I would need a 42" screen connected to an overhead focusable camera. Might even be enough to compensate for clumsy fingers. I have no idea what monitor to use. TV or computer. The camera would be mounted on gimbals, pull. Twist, shove, then focus. Do I really NEED to waste money on a contraption like this? Hell no. But being wheelchair bound, I get tired of reading. I hate television. I want to remain creative and continue to help people with remote off grid ranchos. Instant light via battery, solar panels and LED lighting is a life-changing improvement.
I want a fixture across a pair of cabinets bracketing the stove and sink. Then in the to-be workshop, I am ready to actually build from my stockpile. But the big chips will take a Meanwell 36 volt power supply and another hideously expensive order of Arctic Silver. I am an OEM for the product. I'll bet two strategically placed 50-watt chips would light up that 15x15 room. I don't use a driver because they horribly underdrive the chips. I set the ma across the junction to summertime ceiling ambient heat minus .3 volt then monitor ma usage on a meter. Shooting the P/N temp directly while adjusting the voltage lets me know where the critical threshold is. 109 watts actual AC draw will be tolerable energy wise. The Pentium 5 spiral heatsinks with fan are difficult with these big chips. Their edges lay out onto the fins. Hence, the silver epoxy rather than tapped screws.
The kitchen fixture may be used an hour a day total but the workshop lights may stay on for 5-6 hours a day so maybe Costco is the best choice. I can always return them and claim I don't like the way they part their hair, and get a refund when they die.
My next project was inspired by gawking at the interior of a hospital surgery room at the giant screen the heart surgeon uses. I would need a 42" screen connected to an overhead focusable camera. Might even be enough to compensate for clumsy fingers. I have no idea what monitor to use. TV or computer. The camera would be mounted on gimbals, pull. Twist, shove, then focus. Do I really NEED to waste money on a contraption like this? Hell no. But being wheelchair bound, I get tired of reading. I hate television. I want to remain creative and continue to help people with remote off grid ranchos. Instant light via battery, solar panels and LED lighting is a life-changing improvement.
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