10
After experiencing
trouble with the tracker
control I disassembled the
controller only to find the
problem was caused by a
sheet metal screw that
penetrated one of the wire
cables. When I
reassembled the controller
I found it works equally
well without all the extra
automatic features. This
simplified version of the
controller is now in use and
serves the purpose.
The material costs are about equally split between the shell, glass and electronics. The total Cost was
approximately $300.
The tracking solar oven is a unique design. The idea for the oven was conceived in 1985 after the
annual solar cooking demonstration in Tucson. The design received the "Clifford C. Sawyer
Achievement" for individual technological achievement in application of engineering principles, American
Consulting Engineers Association, 1993.