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What happens when the primary voltage of a transformer is higher than the rated input voltage? For example, 230/12V transformer, what happens if input voltage exceed 230V .
Thank you!
Hi friends,
I built a dual variable power supply using LM317 and LM 337 as shown in the tutorial in the link below,
https://www.circuitstoday.com/dual-adjustable-power-supply-using-lm-317-lm337
but the problem with my circuit is the potentiometers used to adjust voltage not working and not...
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