solar cells in series

ws9876

How do you tell which end of a little silicon square is pos and neg..??? I mean if its at the factory unassembled
and not marked...

icarus

Re: solar cells in series

Put a digital volt meter on the cell. It will read either positive or negative voltage. Assuming you know how to use the meter probes properly, you can then determine positive and or negative.

Tony

ws9876

Re: solar cells in series

but what determines it when its cast..??

snuffy

Re: solar cells in series

The doping of the silicon wafer. http://www.siemenssolar.com/facts.html