| This simple circuit can be used to charge batteries from a solar cell array. The circuit consists of an oscillator, a DC-DC step-up or ‘boos...
| This simple circuit can be used to charge batteries from a solar cell array. The circuit consists of an oscillator, a DC-DC step-up or ‘boos...
| This is a simple NiCd battery charger powered by solar cells. A solar cell panel or an array of solar cells can charge a battery at more tha...
| This circuit may be used to replace the single current limiting resistor often found in dirt cheap battery chargers. The alternative shown h...