There is type of devices named "joule thief". This Stublefield battery could be first of that kind.

"joule thieves" today is just a transistor or IC, coil and few resistors. Funny devices, but they can't suck from battery more than chemistry could produce.

There is type of devices named "joule thief". This Stublefield battery could be first of that kind.

"joule thieves" today is just a transistor or IC, coil and few resistors. Funny devices, but they can't suck from battery more thaт chemistry could produce.

There is type of devices named "joule thief". This Stublefield battery could be first of that kind.

"joule thieves" today is just a transistor or IC, coil and few resistors. Funny devices, but they can't suck from battery more that chemistry could produce.