07-05-2011, 01:18 PM
If you just want to see if the power is on or off on a siding, use a 2-lead bicolor LED and a 1K resistor. No worries about damage. It will be sort of a reddish-orange color.
--Randy
--Randy
Modeling the Reading Railroad of the 1950's in HO
Visit my web site to see layout progress and other information:
http://www.readingeastpenn.com
Visit my web site to see layout progress and other information:
http://www.readingeastpenn.com