Height and surface area are two keys for any type of antenna. Fortunately for do-it-yourselfers looking to build FM antennas, the latter is more important. DIY FM antennas are built using unshielded wires, so primary wire is a natural choice. Although a small amount of woodworking skill is needed, the antenna can be built to nearly any size required, enabling reception from stations from all over the FM dial. Writer Bio

DIY Outdoor FM Radio Antenna  6 Steps  - 40