Hi all, Question posed recently was:
Is the 9V-motor compatible with the 12V-motor?
Well, the 9v motor won't be compatible, unless you solder 4 pick ups on the motor. This link may help:
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should show you how to convert a 9v motor into a 12volt one (after some tweaking)
Just wonder if anyone has tried this & may have photos of such a project?
Thanks, Neil
> Matthijs wrote:
>Hello,
>
>I used to have an old Lego train (typenumber 7730) which ran on 12V.
>As a young boy I managed to destroy the train's motor.
>
>I'm trying to buy a used replacement, but I'm also thinking of buying
>a new 9V motor and modifying the Lego transformer module (I know a bit
>about electronics, can handle a soldering iron).
>
>Questions:
>- is, except for the 9 or 12 volt part, the 9V-motor compatible with
>the 12V-motor? Track width, power/ground via a middle rail?
>- Anyone ever modified a 12-volt Lego transformer to control a 9V >motor?
>
>Thanks,
>Matthijs
> snipped-for-privacy@hotmail.com