3 ms·
There are repeater signals for this purpose, see http://railsigns.uk/sect7page1/sect7page1.html http://railsigns.uk/sect7page1/sect7page1.html
by gsnedders 8y ago
There are repeater signals for this purpose, see http://railsigns.uk/sect7page1/sect7page1.html http://railsigns.uk/sect7page1/sect7page1.html