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For the term "joule thief self charging circuit".

Joule Thief Lights 100 LEDs Using 1 Wire Only!

My modified Fuji camera AA circuit lighting a string of 100 clear LEDs using only one wire from the circuit. All I have to do is hold my hand near the battery and it lights. When I bring my other hand close to the LED string, they get brighter. This is…

3 Ultrabright Leds Powered By Joule Thief Ferrite Bead Circuit

This is a video of 3 LEDs (2-265000 MCD and 1-26500 MCD 10 mm Ultra brights)running from a single AA battery. Each LED requires between 4 and 4.5 vdc and over 100 mA’s each to light. For more info, see overunitydotcom in the Joule thief topic. This is …

Electric OU: Ainslie NERD Function Generator Open-Circuit Voltage Settings

The Function Generator FG is the “Volume Control” of the Ainslie circuit. The positive excursion controls the level of turn on of the Q1 mosfet, essentially pulsed DC. The negative excursion supplies more or…

Radiant Oscillator Circuit / Don Smith Part 7 A: One Minute Run Time WITH Circuit 1 Farad Capacitor

2x 2n3055 npn bipolar transistors 2x ignition coils with no resistors -Test leads for connections -at least one 12vDC 3 watt led bulb -analog ammeter 0-5 amp (or 0-1Amp would work:) -12 volt battery…

Radiant Oscillator Circuit / Don Smith Part 7 B: One Minute Run Time NO Circuit 1 Farad Capacitor

2x 2n3055 npn bipolar transistors 2x ignition coils with no resistors -Test leads for connections -at least one 12vDC 3 watt led bulb -analog ammeter 0-5 amp (or 0-1Amp would work:) -12 volt battery…