Phono Solar have only gone and drilled holes in their new solar panels…

If you want a solar cell to produce electricity then it’s important to let the sunshine in.  Specifically, into the solar cell.  Not letting the sunshine in is a bad idea.  Despite how very important this is, most solar cell manufacturers place a fine metal wire grid on top of their cells that blocks around 5% to 6% of sunlight falling on them, for no other reason than they don’t work without it.  It appears the metal grid is necessary to make electrical contacts required for current to flow. [Read more…]