| 摘要 |
The invention relates to a universal control device for miniature digital trains, under power supply systems through two or three rails, the object of which is to make the two systems that are currently prevailing on the market compatible and which is basically formed by a drive motor (1), an electronic control decoder (2) of the motor and a diode bridge (3) rectifying the alternating supply current coming from the two or three-rail track, wherein a second rectifier bridge (7) is provided, fed through the current collector coming from the central shoe (6) between the current collector of the central shoe (6) and the diode bridge (3) feeding the electronic control decoder (2) of the motor (1).
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