Al Fredericksson

IMG_1102header

Harmonograph – what you can do with a few bricks and some string!

April 29th, 2009 · No Comments

I’ve just added a new page with some photographs of a simple version of a harmonograph – two pendulums connected to a pen which traces their combined motion. The resulting traces are quite fascinating. See it here.

[Read more →]

Tags: Tags: , , , ,

Categories: Uncategorized