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1.3 volt battery to a 12 volt led using JOULe thief circuit

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here is the demo how joule thief works to light an 12 volt led this is by far the best of this circuit.

The new version link below
https://www.youtube.com/watch?v=Z8Em3jCxxHc


my channel:
https://www.youtube.com/channel/UCgDUFRlZYRk-EIQ2c3qa0Jw

schematic:
https://drive.google.com/open?id=0B06CI9_eD9x9S2o5MlVYWXZqb3c
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