Joule Thief Hupcharger
Energy recycling. 12v battery charging 18v battery. How to use an LED breakover voltage to create a reservoir of higher voltage for charging batteries.
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![Joule thief 2 : Incroyables Expériences [62] Faire un joule thief 2 / Make a joule thief 2 / DIY](https://sun9-19.userapi.com/3ZsKiZmWZjSJ36EcMpPWfCh8O9B_VH1KykKg_g/B0nE0WzfDnM.jpg)
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![Блокинг генератор на одном транзисторе | Flyback transformer driver [ HV joule thief ].](https://sun9-38.userapi.com/n1V2SKXKxg0oKv7fCmu9XONH7-G3PhveE7tFIQ/OL7yBJcu6ZE.jpg)