Note: over the years and new releases, my improvements have… improved. So don’t be
surprised to find naive or too complicated things in this section. One can always do better…
Old-fashioned circuits, with incandescent lamps that heat and deform plastic, no red lights, or red lights
linked to white lights that cannot be switched off when the loco pulls a train. We must do something!
Interior lighting, lamps, electrical connections, short coupling, etc.
Especially for older models. For the recent ones, some painting, sometimes axle change.