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Please use real names.
Greetings to all who have registered to OPF and those guests taking a look around. Please use real names. Registrations with fictitious names will not be processed. REAL NAMES ONLY will be processed
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Welcome to the new site. Here's a thread about the update where you can post your feedback, ask questions or spot those nasty bugs!
electric energy
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Solar electric energy for residences
This is not, strictly speaking, a photographic offering, but I suspect it is of interest to many of the members. The possibility of capturing solar radiation as electric energy by way of installations serving a single residence has become very important. Of course the technical aspects of this...