Please enlighten me on this issue. I am in the Greenville, SC-Spartanburg, SC - Asheville, NC area. I receive off air channels via an outside antenna from Greenville, SC (4.1, 4.2, 4.3__21.1, 21.2, 21.3__29.1, 29.2, 29.3), Spartanburg, SC (7.1, 7.2, 7.3__64.1, 64.2), Asheville, NC (13-1, 13.2...