Month: June 2007

Anamorphic painting of a ship

Anamorphic painting of a ship

When you look through the little glass/mirror you can see the entire ship, clever work from 1744-ish… An anamorphic painting, a composition that can only be viewed with a special mirror that restores the deformed image. This example was originally attributed to Van de Velde, a Dutch artist, but its origins are now uncertain. Painted […]

Medicine Man

Medicine Man

If there are any London makers going to this please take some photos! WHERE can you find a torture chair, Napoleon’s toothbrush and Florence Nightingale’s slippers? Answer: In a free exhibition opening in London today. They are among more than a MILLION bizarre objects stockpiled by eccentric tycoon Sir Henry Wellcome, an obsessive collector. And […]

Wall wart power supplies

Wall wart power supplies

Randy has a good article on selecting a wall wart (power supply) for your projects, he writes – AC adapter, wall transformer, power pack – they go by many names, but the most popular seems to be “wall wart.” Although they are indeed an “unsightly protuberance,” they look pretty good to me most of the […]

Slicing STL files in POV-Ray

Slicing STL files in POV-Ray

Evil Mad Scientist Laboratories writes – We have been using POV-Ray to create 3D models and render bitmap slices that can be printed with the CandyFab 4000, our home-built 3D sugar fabricator. One thing that we could do to extend the usefulness of this procedure is to be able to take STL files as input, […]

Mr. EQ – DIY equalizer

Mr. EQ – DIY equalizer

Meet Mr. EQ – a nice DIY equalizer – While use of a graphic equalizer is often recommended for fine-tuning the tone of your instrument, no feasible DIY versions exist. However, a seven-band equalizer is not necessary to drastically shape the response of an instrument of effect. Adding peaks at certain frequencies can provide a […]