LED Light Box
Read MoreMachined side and top/bottom plates. These are covered with white copy paper adhered with 2 sided tape, to enhance reflectivity and reduce specular reflections off the aluminum. This adds about 3% edge brightness, to reduce the overall panel gradient to less than 2.5% over the surface. Aluminum overkill? Definitely. But I have the raw materials and the means to machine it. I don't have the same tools for wood.
I used Special RCA connectors for many of my Astro electrical needs. They provide high current, reliable power connections. More than a dozen cords were placed in the freezer to test for cold flexibility. It turned out that this cord, which was replaced on our Kirby vacuum cleaner was the best. It remains very flexible at low temperatures.