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Method for controlling alternating voltage comprises using a secondary number of turns of a transformer which is proportional to the rotary angle of a controller and reversibly proportional to the potential difference along a turn
Method for controlling alternating voltage comprises using a secondary number of turns of a transformer which is proportional to the rotary angle of a controller and reversibly proportional to the potential difference along a turn
Method for controlling alternating voltage comprises using a secondary number of turns of a transformer which is proportional to the rotary angle of a controller and reversibly proportional to the potential difference along a turn.
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