MOTHER's Do-It-Yourself Solar Insolation Monitor

Measure the intensity and duration of solar energy in a given location with this DIY monitor.



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The insolation monitor's most important job will be helping you choose a suitable site at which to set up solar equipment.
PHOTO: MOTHER EARTH NEWS STAFF
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The housing for the monitor is made entirely of acrylic plastic.
MOTHER EARTH NEWS STAFF

















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