Model Railway Forum

There is a section of track on the Chiltern Line in Bucks where the lines separate. One goes out of sight of the other and at a different level. One section goes through a short tunnel the other doesn’t.

The Council’s Street Lighting Department have been out today.

I can still paint with one eye taking diminished responsibility for binocular vision. Just the decoder speaker and stay alive to fit.

Hi
A DCC Bus pair of wires can be a Ring - continuous two loops of wire, Radial - end to end or Star - pairs of wires running out in all directions.

If the correct size of wire is used for the bus IMO a ring is just wasteful on wire. Radial or Star will work as well and saves on bus wire.

On a ...

Hi
14AWG (approx. equal to 2.0mm2 metric) will carry around 12 to 15 Amps and should be fine, while droppers of 20AWG (approx. 0.5mm2 metric) is a good choice. I doubt 14AWG over the distance mentioned would produce much volt drop, if any! Dont forget that the rails also carry current too. ;)

I ...