Originally posted by citfta
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Still thinking about your armature partG idea. I found a diagram of a 2-pole armature which can help visualize the operation and modification.
From: https://www.nidec.com/en-EU/technolo...r/basic/00014/
Diagram (b) is best help. It is depicted as a motor armature with brushes connected to a battery. For use as partG, replace the battery with the 2 primary coils in series, with the power source connected to the junction of the 2 primary coils. Now the other power source lead connects to commutator bar where armature coils a & b are connected. Right?
I think I see an issue but would like to get your agreement with the above before diving into it. I wish I had computer graphics software and skills, but I think the diagram above will suffice for now. I think most of these cheap universal motor armatures will have more comm bars and probably even counts. That really doesn't matter, the diagram can still apply.
Regards,
bi
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