Identifying transformer windings and voltages

Identifying transformer windings and voltages
In this video we sort our the windings and votages from an unknown AC power transformer. this transformer has 3 secondary voltages (windings) but there are no instructions or chart to sort them out. So we do it with a multimeter and a variac.

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Oscilloscope 1: Rigol 1054Z https://amzn.to/2PRybtN
Oscilloscope 2: Siglent SDS1202X-E https://amzn.to/31Kk1yH
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Light Meter Smart Sensor AS803 https://amzn.to/2B2gyRg

Видео Identifying transformer windings and voltages канала learnelectronics