DIY Solar Parabolic Trough Heater. Viewed from the motor drive end. The sensor finds the morning sun, moves the array into position, tracks for about an hour and then the clouds move in. Time lapse, one pic every 30 sec. For more info: http://www.ffwdm.com/solar/solar-index.htm George Plhak
Awesome arrangement and very neat design. Great design!
wjj4832 2 years ago