Model Power Trains
An electric Train model requires a low voltage to operate.?
If the primary winding of the transformer has 400 turns and the secondary has 40 turns, How many volt power train when the primary is connected to a 120-volt household circuit
That is a step back factor of 10. So operating voltage Trains better be 120/10 = 12 volts
Ho Scale Model Train Layout 1-12-10
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