This page provides information and links to information on hardware design (electronics and instrumentation), primarily content which has been released under an open license. The purpose is to provide information for hobbyists and students wishing to tinker with interesting circuits and instruments which can be built inexpensively.
Basic Electronics
- Review of Electronics
by James B. Calvert, hands-on guide to experiments with electronics.
- All About Circuits website with free
online texts in electronics.
- Op-Amps for Everyone
ed. Ron Mancini, practical guide to using op-amps.
- An Applications Guide for Op Amps
National Semiconductor Application Note 20.
Simple Circuits
In addition to a PDF drawing, original schematic files are provided in the open source gEDA gschem format.
Scientific Apparatus