Utilizes a new bias correction procedure for circular control points and a nonrecursive method for reversing the distortion model.
http://www.ee.oulu.fi/~jth/calibr/
circuit which will discharge the high voltage power supply filter capacitors and main energy storage capacitors and show when they are safely discharged
http://members.misty.com/don/samflash.html
adds some capacitors and diodes to a traditional transformer type series regulator circuit to extend the normal operating range.
http://www.imagineeringezine.com/PDF-FILES/pwrboost.pdf
An handheld data logger that uses a Casio Graphing Calculator as its main display, calculus and backup unit, connected to the external world thanks to a PIC16F84 and a 12 bit A/D converter!
http://www.riccibitti.com/casio.htm
http://www.qsl.net/vu2upx/Projects/cat.htm
This document describes the audio connector pinouts in the CD-ROM drives and circuit to combine audio from two CD-ROM drives to one soundcard input.
http://www.epanorama.net/documents/pc/cdrom_audio_wire.html
Describes the process of rebuilding a geiger counter probe from the Victoreen CDV700 geiger counter.
http://www.solorb.com/elect/geiger/geigerprobe/index.html
Public domain mirror cell design program for 9, 18, and 27 point flotation cells.
http://www.davidchandler.com/cell.htm
and low-pass filter
http://www.tkk.fi/Misc/Electronics/circuits/dacs.html
http://www.edn.com/article/CA149118.html