Hi everyone, with all the negative press natural gas ranges have been getting, I've decided to try out an induction range.   I bought a Frigidaire Gallery (one of the less expensive induction ranges) and have noticed that when I put a 10.5" cast iron skillet on the "auto sizing" burner, there's a ring about 5" in the middle that gets hot way faster than the rest of the pan.  I had been expecting that the heat would be even across the pan.   Larger skillet gets the same results and changing burne