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The FreeMo spec allows for insulators at the end of modules. We will need to have this at every module in order to facilitate signal blocks.
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(excerpt from the spec)
Insulator can be an insulated rail joiner or “air insulator” cut in the rail. Either is acceptable.
1 to 1 Module
No insulators are needed within the module.
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These will be inserted on the “hotred wire side of the module. If you do not have a block detector module yet, please add 3” of wire (red wire only) to your to be able to cut one into your circuit.