83342 12° EW3 Left Points option-set-109 Relays are a great way

Relays are a great way to switch on and off relatively high power devices such as motors and solenoids because they act like a switch contact and so are safely electrically isolated from other signals

A quick wipe with alcohol or similar is all that will ever be needed)

Many narrow gauge railways feature tunnels along their lines

not many remain standing today

Watch the engine slow down and stall after it passes through the Break Action Tunnel and then comes back to life as it leaves the Fix Action Tunnel

83342 12° EW3 Left Points option-set-109 Relays are a great wayTillig track and point work is beautifully made using code 83 flat bottom rail and all Tillig point work is made ready for live frog wiring to be added, making the whole process of getting reliable running much easier. One really great feature of Tillig pointwork is that there is a small amount of flex possible, which makes laying your trackwork so much easier!