Year: 2011

Tool Review: Robert Larson 800-2875 Center Finder

Tool Review: Robert Larson 800-2875 Center Finder

If you’ve ever struggled to locate the center of a circular plate or a piece of round stock using a ruler or a square, you know it can be a tricky proposition. My usual ham-fisted method involves marking the midpoint of several diameters and kind of visually averaging all those sloppy centers to get roughly in the middle of the thing. If I need more accuracy, I try to sandwich the circle between two framing squares and then draw lines between opposing corners–lines which, at least in theory, should bisect each corner at 45 degrees and intersect in the middle of the circumscribed circle. In theory.

Subversive Finds: Pearlies

A few years ago, I saw a gorgeous photo on Flickr of people with pearl buttons sewn all over their clothes in amazing patterns, and my obsession with “Pearlies” began. I immediately started bidding on eBay auctions for pearl buttons and dug out an old black jacket in hopes of making my own. But, after […]

Ribbon Scrap Wrapping

When I don’t have a piece of ribbon long enough to fit the package I’m wrapping, I turn to saved scraps. I wrap two pieces that just meet each of its ends in the back and tape them down. I then take two more scraps and do the same thing, but this time weave them […]

John Iovine: Geiger Counter Sanity Check

John Iovine: Geiger Counter Sanity Check

Through his company Images Scientific Instruments, John Iovine has been designing, making, and selling Geiger counters for nearly 15 years. MAKE’s Paul Spinrad talked with him about the recent run on Geiger counters, how (in)accurate and misleadingly described many of them are, and two new counters he’s designing for MAKE Volume 29: a standalone data-logging […]