electronics

- Making of electronic boards

 - Diagrams and calculating of railroads

- Layout

- Engraving of boards

- Welding of items

for example:
              - step motors control board

              - boards for sound-effects

              - boards for driving trains

              - or other boards

© Les trains du grenier CH -1852 Roche. Translation Fernanda Marques CH-1860 Aigle