Three-Aspect Signal Driver

N-Scale 2005-11/12 pg. 63     Scale: (none)     Category: "Electronics"

This article shows the design diagram and printed circuit board for making Automatic Block Signaling and Absolute-Permissive Block Signaling. Includes parts list and installation diagrams. Shows wiring for three- and two-aspect color light signal wiring, PRR and B&O position light signal wiring.