The Back Spike From A Coil Can Destroy Switches, Relays And Electronic Parts.
24:14
#131 Mechanical relay overload and snubber (with sparks)
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Inductive spiking, and how to fix it!
29:51
EEVblog 1409 - The DANGERS of Inductor Back EMF
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LA VERDAD de Este Motor Magnético Doble Cilindro - ¿Energía Libre 100%?
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#183: Why diodes are used around relay coils: Back to Basics on flyback or snubber diodes
8:25
Flyback Diodes - Simply Put
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KENDİ JENARATÖRÜNÜZÜ YAPIN - EV YAPIMI ALTERNATÖR
2:13:30