A4 LED board + Arcing prevention
This is my first sample of a LED board for the A4 loco.
Veroboard 10.6 x 8.6 mm. 2 LEDs per colour, antiparallel piggybacked, 1 common series resistor.
Option Arcing Prevention:
Due to the low LED current the connection of the left rail to loco chassis and wiper contact can now be routed via a resistor, thus preventing potential arcing at the front bogie wheels.

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Well that's the school summer holidays over and I survived the grandkids . . . just!
The version 2.1 board looks very professional and could easily be mistaken for an original component.
So the next question is does it work well . . . or will there need to be a version 2.2?