Model Railroad Electronic Circuits Save
Easy electronic circuits you can build, including crossing flasher, constant directional lighting, train detectors, and power supplies. Provided by Mark Rollins.
http://www.mrollins.com/circuit.html   

Model Railroad Electronics Save
Electronic circuits for use on a model railroads including -crossing light flashers, block occupancy detectors, train position detectors, simple signals, throttles, switch machines and automatic reverse loop circuits.
http://home.cogeco.ca/~rpaisley4/Circ...   

Model Railroad Technical Information Save
Basic to expert tips and methods to improve performance and fabrication skills with examples plus over three hundred pictures and drawings.
http://www.geocities.com/budb3/   

Help build the largest human-edited directory of the web
Suggest a site | Open Directory Project | Become an editor