RELAYS AND SOLENOIDS Schematic

Electronics Infoline Web

Velleman Universal Relay Card with 16 Relays

Vellan kit which take computer input and controls up to 16 relays. This page has full kit documentation including the circuit diagram.

http://www.velleman.be/product.asp?id=345892

http://www.citycom.gr/electronics/downcircuits/43.zip

http://www.citycom.gr/electronics/downcircuits/72.zip

8-Relay Module

http://kitsrus.com/projects/k108.pdf

http://www.citycom.gr/electronics/downcircuits/118.zip

http://www.u-net.com/epr/electron/issue2/feat0302.htm

http://www.citycom.gr/electronics/projects/toughtswitch/toughtswitch_en.htm

drive them from PC parallel port.

http://www.crosswinds.net/~davidhusselmann/DiscoLitez/Circuits/circuits.htm