One of the perennial challenges of building robots is minimizing the size and weight of drive systems while preserving power.

FARADAY discovered benzene, Perkin made synthetic dyes from aniline; it was found to be an easy step by nitration and reduction from benzene to aniline. Benzene became ennobled, the world preened ...

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...