Mike DonnellyThis simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
mikeydalbyThis simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
indunilipraThis simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
vaughnsvendsen…This simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
ejsmeetsThis simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
prof.rodolfo.epgeThis simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
nikolaevsa87This simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
349754This simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.
NecoBOyThis simple "Joule Thief" self-oscillating LED circuit will produce light even when the battery voltage drops to 0.4 V.