What will this circuit do for one in a primitive environment after the confusion of a pole shift? One will not know the latitude one is at. One will not know when the summer and winter solstices occur. How would one measure the longest and shortest days of the year, needed for planting and planning. One will not know how fast the sun light is returning to be able go grow.
How to Make a Twilight to Twilight Timer that Runs off its own Light and Charges a NiMH Battery at the Same Time.
