Alternative Technologies
Intro
Energy Generation and Storage
Solar Panel Experiments
Amazing Creations
Double Helix Tube
Bubble Tube Lamp
LED Painting
Fractals
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About Solar
Solar Panel Systems
WattVision
Spot Welder
Electric bikes
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Electro-Magnetic Radiation
Infra-red Camera
Electro Rock Music
Paintings Rolan
Paintings Sergei
Contact
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Solar panel 40W connected to battery pack on a sunny day produces 19-21V, regulated by controller at 14V to charge 12V battery:
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Works on cloudy and sunny weather, powers 30W amp with built-in battery through 12v input:
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40W solar panel powers stereo boom box 40W at 12V directly: