[Electron]

The best for reception is a wood frame with wood or vinyl siding and standard composition shingles. Do the attic/s have a metal roof?? Are there solar panels at or on the roof or walls?? Is there metal foil backed insulation?? Metal ducting in the attic?? Metal HVAC in the attic?? Sheets of metal in the attic. Bad coax?? A bad balun/matching transformer?? What direction is the antenna aimed?? Here is how aim antennas , http://www.kyes.com/antenna/pointing/pointing.html.