My Library - Magazine Articles By Peter J. Thorne

Action Crossing: Lights Flash, Diesel Horn Blows, and Bells Ring

Magazine:
Model Railroader 1977-07
Page:
79
Category:
Electronics
Description:
Using a 555 timer IC, the author describes how he built a circuit that does all of those things. Reed switches are used to detect a train's presence near the crossing. Includes parts listings and diagrams.