Hackaday Links: March 24, 2024
Way to rub it in, guys. As it turns out, due to family and work obligations we won’t be able to see the next Great American Eclipse, at least not …read more Continue reading Hackaday Links: March 24, 2024
Category Archives: shellac
Playing 78 RPM Shellac Records: It’s Not Just About Speed
What is the difference between 78, 45, and 33 RPM records? Obviously most people would say the speed, which of course is true to a degree. But as [Techmoan] covers …read more Continue reading Playing 78 RPM Shellac Records: It’s Not Just About Speed
Wood Finish from old Records
Next time you’re working on a project that needs a durable wood finish, don’t grab the polyurethane. Follow [Victor Ola’s] advice and raid your grandparent’s record cabinet for some old 78 records. Modern records are made from vinyl. The stiff, brittle old 78’s from the 1960’s and earlier were made from shellac. Shellac is a natural material secreted by the female lac bug. It can be thought of as a natural form of plastic and was used as such for years until man-made plastics became commodity items.
Older 78 RPM phonograph albums are usually made entirely from shellac. [Victor] started …read more
