Raspberry Pi Virtual Floppy for ISA (PC XT/AT) Computers

I was tired of carrying media back and forth to my homebuilt XT computer, so I used dual-ported RAM to build a virtual floppy replacement that serves floppy images up from a raspberry pi. A small BIOS extension loaded into the dual-ported RAM simulates a floppy disk drive. Requests are made by the ISA PC, and served by the raspberry pi.

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Make a coffee machine

Make a coffee machine The excellent Rulof Maker shows how to make a coffee machine out of old lamps and light bulbs. Points for using magnets, and bonus points for using Magnetix magnets.

Great work by Dmitry.GR reverse engineering and hacking wireless eInk price tags to make updating grey-scale picture franes, Great work was done discovering eInk control waveforms to show greys and yellows and whites on 2 colour displays. See the full project here: https://dmitry.gr/?r=05.Projects&proj=29.%20eInk%20Price%20Tags

Turning Smashed TVs into Realistic Artificial Daylight

Skillshare 's DIY Perks (offering 2 months of Skillshare for FREE ) shows how to use the backlight and fresnel lens to emulate a window with a distant light source (the sun). The video shows the finished window, explains the principles of it working, and lead step by step through opening the TV removing the display panel removing the LCD from the display panel brief hall of mirrors fun and games with the fresnel lens access to the light (CCFL tubes or LED strips) Note: there are high voltages used in some of the lighting circuits. For safety and simplicity, the video shows replacing the original lighting with LED strips, while retaining the original passive diffusers, fresnel lense and case

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