Originally Posted by
taledrager
I think 103.17 was established to keep "me" from having a windshield full of ultralight when I breakout on an approach in low vis conditions.. the base of "controlled airspace" in a magenta shaded area is 700 agl. usually associated with a non-precision approach. The ' Class E Surface Area", is designed by a magenta dashed line.. (usually associated with a Precision Approach)..it's lateral limits are not equal to the 700ft vertical limits...
So .. as I see it an ultralight can not operate inside of a magenta dashed circle (without permission) but may operate below 700ft in a magenta shaded area...