Last fall, I taught an over-the-air antenna class at the local library.  I broke down each step of how to receive free TV broadcasts from Madison.  Over 75 miles away !  The first half of the class was a slide show, the second half was the interactive portion. I asked for addresses and we pulled up the reception maps for the attendees to discuss real world reception and aiming strategies. What is the secret to Platteville TV Reception? • Have a good aiming strategy using tvfool.com and a Sighting Compass • Choose an appropriate mounting location. • Route your coax cable through your home’s ground block for static and lightning protection. • Every step…